Where Professional Photography Meets Ancient Engineering Marvels

The Unfinished Obelisk of Aswan: Ancient Egypt's Greatest Engineering Mystery

The Complete 2026 Guide: Discover the secrets of the 1,200-ton megalith that reveals ancient quarrying techniques, decode the cracks that doomed history's largest obelisk, and capture breathtaking photographs of this engineering marvel with Egypt's premier photography tours.

In the sun-baked granite quarries of Aswan lies a sleeping giant—a 42-meter behemoth of rose granite that holds within its cracked form the greatest secrets of ancient Egyptian engineering. The Unfinished Obelisk is not merely an abandoned monument; it is a time capsule, a textbook, and a mystery all carved into 1,200 tons of stone. This colossal artifact, frozen in the very moment of its creation, offers us an unparalleled window into the minds, methods, and ambitions of ancient Egypt's master builders[citation:1][citation:5].

Commissioned by the formidable Queen Hatshepsut during the height of Egypt's New Kingdom (circa 1500-1450 BCE), this obelisk was destined to be the largest ever erected—a testament to pharaonic power and devotion to the sun god Ra[citation:6]. Yet, as workers painstakingly carved it from the living bedrock, they encountered flaws in the stone that even their advanced engineering could not overcome. The decision to abandon what would have been a crowning achievement of ancient architecture has gifted us with an archaeological treasure of immeasurable value[citation:3].

Capture the Obelisk with Egypt Photography Tours

Experience the Unfinished Obelisk through a professional photographer's lens. Our specialized tours provide exclusive access, optimal lighting guidance, and Egyptologist insights to help you capture not just images, but the essence of this ancient engineering marvel. From the macro details of tool marks to the monumental scale against the Aswan sky, we'll help you create portfolio-worthy photographs.

Book Your Photography Expedition

The Monumental Scale: By the Numbers

To truly appreciate the ambition behind the Unfinished Obelisk, one must understand its staggering dimensions. This was no ordinary monument—it was intended to dwarf every obelisk that came before it, a statement in stone that would reach for the heavens[citation:5][citation:6].

Technical Specifications of the Unfinished Obelisk

Dimension Measurement Modern Equivalent Significance
Total Length 41.75 meters (137 feet) 14-story building Would have been the tallest obelisk ever created
Weight ≈1,168 metric tons (1,200 short tons) 200 African elephants or 6 modern locomotives Nearly 3× heavier than any transported ancient obelisk
Base Dimensions 4.2 × 4.2 meters (13.8 × 13.8 feet) Size of a small bedroom Massive footprint for stability
Pyramidion Height 4.5 meters (14.8 feet) One-and-a-half adult giraffes The gilded capstone that would catch the first sunlight
Volume of Stone ≈450 cubic meters 6 standard shipping containers Amount of granite removed to create the trenches
Estimated Labor ≈7,000 worker-months 583 workers for one year Scale of manpower mobilization required

Data compiled from archaeological studies and UNESCO documentation[citation:4][citation:5].

When compared to other famous obelisks, the Unfinished Obelisk's intended scale becomes even more apparent. The Lateran Obelisk in Rome—currently the largest standing ancient obelisk at 32 meters—would have been surpassed by nearly 10 meters. The weight differential is even more dramatic: at 1,200 tons, Hatshepsut's obelisk would have weighed approximately four times more than the Vatican Obelisk (330 tons) that the Romans successfully transported to Rome[citation:2][citation:6].

Unmatched Scale

At 42 meters, it would have towered over all other ancient obelisks, representing the pinnacle of Egyptian monumental architecture.

Colossal Weight

The 1,200-ton mass poses questions about ancient transportation methods that continue to puzzle engineers today.

Massive Workforce

An estimated 500+ workers would have been required simultaneously, showcasing extraordinary project management.

Hatshepsut's Vision: The Pharaoh Behind the Stone

The story of the Unfinished Obelisk is inextricably linked to one of ancient Egypt's most remarkable rulers: Queen Hatshepsut. As one of the few female pharaohs to rule Egypt in her own right, Hatshepsut faced unique challenges to her legitimacy and responded with an unprecedented building program that would cement her legacy in stone[citation:1][citation:6].

Hatshepsut's Reign and Building Program

Ruling from approximately 1478–1458 BCE during Egypt's prosperous 18th Dynasty, Hatshepsut transformed the landscape of Egyptian architecture. Her reign saw:

  • Temple of Deir el-Bahari: Her magnificent mortuary temple, considered one of ancient Egypt's architectural masterpieces
  • Karnak Obelisks: Two enormous obelisks erected at Karnak Temple (one still standing at 29.5 meters)
  • Expedition to Punt: A famous trading expedition documented on her temple walls
  • Restoration Projects: Repair and reconstruction of temples damaged during Hyksos rule

The Unfinished Obelisk was to be the crowning achievement of this program—a monument so grand it would forever establish her divine right to rule and her special connection to the sun god Amun-Ra[citation:1].

The Religious Significance of Obelisks

To understand why Hatshepsut would commit such enormous resources to a single stone monument, we must appreciate the profound religious symbolism obelisks held in ancient Egyptian cosmology[citation:6].

Symbolic Meanings of the Egyptian Obelisk

Ancient Egyptians called obelisks tekhenu, meaning "to pierce the sky." They represented:

  • Connection to the Divine: The obelisk's shape symbolized a petrified ray of sunlight connecting earth to heaven
  • The Benben Stone: It represented the primordial mound that emerged from the waters of chaos at creation
  • Solar Worship: The pyramidion (top) was often gilded to catch and reflect the first rays of dawn for the sun god Ra
  • Duality: Obelisks were typically erected in pairs, representing the complementary forces of creation
  • Pharaonic Power: They physically manifested the pharaoh's role as intermediary between gods and people

For Hatshepsut, an obelisk of unprecedented size would have served multiple purposes: demonstrating her piety, asserting her legitimate rule (despite being female), and creating a permanent monument to her reign that would stand for eternity[citation:6].

The Engineering Marvel: Ancient Quarrying Techniques Revealed

The true value of the Unfinished Obelisk lies not in what it would have been, but in what it reveals about how it was being made. This abandoned project provides the most comprehensive evidence we have of ancient Egyptian stone-working techniques on a monumental scale[citation:1][citation:5].

1

Site Selection and Surveying

The process began with master quarrymen examining the granite bedrock for flaws—ironically, the very step that failed in this case. Using simple but effective tools, they would:

  • Tap the stone to listen for internal cracks (a technique still used by geologists today)
  • Examine the color and grain consistency of the granite
  • Mark the outline with red ochre lines snapped against the stone
  • Ensure the selected stone was large enough and had proper structural integrity

The presence of natural dolerite inclusions (dark, hard volcanic stone) within the granite would have been noted, as these could both aid and complicate the work[citation:1].

2

Trench Excavation with Dolerite Pounders

Workers began carving trenches around three sides of the proposed obelisk, leaving the bottom attached to bedrock. This was accomplished primarily using dolerite pounding stones:

  • Dolerite balls (5-6 kg each) were harder than granite and could pulverize the stone through repeated impact
  • Workers stood in the 75cm-wide trenches, swinging the pounders in rhythmic patterns
  • Archaeological experiments suggest each worker could remove 5-10 cm³ per hour
  • Water was likely used to reduce dust and possibly create thermal stress fractures

The trenches around the Unfinished Obelisk reach depths of 1-2 meters, representing thousands of hours of labor[citation:1].

3

Undercutting and Wedge Placement

Once the side trenches were sufficiently deep, workers began undercutting the obelisk from beneath. This delicate operation involved:

  • Creating horizontal tunnels beneath the stone
  • Carving slots for wooden wedges at strategic points
  • Inserting dry wooden wedges (likely acacia, which expands dramatically when wet)
  • Soaking the wedges with water to cause expansion and fracture the stone from bedrock

This method allowed for a relatively clean separation. Evidence of wedge slots can be seen in other parts of the Aswan quarries[citation:1][citation:6].

4

Finishing and Transport Preparation

Had the obelisk been successfully separated, the next stages would have included:

  • Smoothing all surfaces using copper chisels and quartz sand abrasives
  • Carving hieroglyphic inscriptions and reliefs
  • Creating mounting points for ropes and levers
  • Building a causeway from the quarry to the Nile (approximately 1 km)
  • Constructing a special barge capable of supporting 1,200 tons

The logistics of transporting such a mass remain one of the great unanswered questions of Egyptian engineering[citation:2][citation:6].

The Transportation Conundrum

Perhaps the greatest mystery surrounding the Unfinished Obelisk isn't why it was abandoned, but how the ancient Egyptians planned to move it. At 1,200 tons, it would have been:

  • 4 times heavier than the largest obelisk successfully transported by the Romans
  • 60 times heavier than the maximum load capacity of typical New Kingdom cargo ships (20 tons)
  • Longer than any ship of its time (42m vs. 30m maximum ship length)

Some theories suggest the Egyptians might have used multiple barges connected together or waited for the Nile's annual flood to float the obelisk at a higher water level. However, no contemporary evidence explains how they planned to solve this monumental engineering challenge[citation:2].

The Fateful Flaw: Why the Obelisk Was Abandoned

The dramatic halt in construction provides one of the most valuable lessons in ancient quality control. As workers dug deeper trenches around the obelisk, they encountered natural cracks in the granite that had been invisible from the surface[citation:3][citation:5].

The Cracks That Doomed a Monument

Analysis of the fractures reveals why completion became impossible:

Crack Feature Description Consequence
Primary Fracture A major crack running diagonally across one face Would have caused splitting during transport or erection
Secondary Network Smaller fissures radiating from main crack Compromised structural integrity throughout the stone
Depth Penetration Cracks extend 2-3 meters into the stone Too deep to repair or work around
Location Critical stress points near what would be the base Worst possible placement for structural failure

The decision to abandon rather than complete a flawed monument tells us much about ancient Egyptian values. They prioritized perfection and longevity over mere completion—a quality control standard that explains why so many of their structures have survived millennia[citation:1].

Attempts at Salvage

Evidence at the site suggests that after the initial abandonment, later generations attempted to salvage parts of the massive stone[citation:4]:

  • Thutmose III's workers may have tried to extract smaller blocks from the flawed obelisk
  • Shallow cuts along certain sections indicate attempts to section the stone
  • Roman-era quarrymen left their own marks, showing continued interest in the site
  • The sheer difficulty of working the hard granite eventually caused all salvage attempts to be abandoned

These failed salvage operations add another layer to the site's archaeological value, showing how different civilizations approached the same engineering challenge[citation:4].

See the Evidence Firsthand

Our Egyptologist guides will show you the exact cracks that doomed the obelisk and explain the geological factors at play. More than just sightseeing, our tours provide deep understanding of the engineering challenges ancient builders faced.

Join Our 7-Day Discovery Tour

Controversies and Alternative Theories

While mainstream Egyptology has well-established explanations for the obelisk's creation and abandonment, alternative theories have emerged that challenge conventional understanding. These controversies make the Unfinished Obelisk a focal point for debates about ancient technology[citation:2][citation:7].

Feature Mainstream Egyptology View Alternative Theories Evidence Discussed Quarrying Method Dolerite pounding stones, wooden wedges, copper tools with abrasives Advanced machinery, "soft stone" techniques, or lost vibration technology Tool marks, experimental archaeology, hardness comparisons Tool Marks Consistent with hand tools and systematic pounding Too regular and deep for hand tools; suggest mechanical cutting Groove patterns, depth consistency, directional marks Dolerite Inclusions Harder stone used as pounders; sometimes problematic for work Cut smoothly along with granite, suggesting simultaneous cutting Examination of inclusion interfaces Transport Feasibility Challenging but possible with unknown techniques Impossible with known New Kingdom technology Ship capacity analysis, weight comparisons Dating New Kingdom, Hatshepsut (c. 1473–1458 BCE) Possibly older, from predynastic or earlier advanced civilization Style comparisons, weathering patterns

The "Plasticine Granite" Controversy

One of the most intriguing alternative theories suggests that ancient builders might have employed methods to temporarily soften granite. Proponents point to[citation:2][citation:7]:

  • Unusual tool marks that appear more like scooping than pounding
  • Smooth surfaces in hard-to-reach areas
  • Precision cuts through mixed materials of different hardness
  • The theoretical possibility of chemical or thermal softening agents (though none have been identified)

Mainstream Archaeological Response

Egyptologists generally dismiss these alternative theories based on:

  • Experimental archaeology that has successfully replicated techniques using period-appropriate tools
  • Tool marks that match known ancient Egyptian methods when examined microscopically
  • Historical continuity of quarrying techniques from Old Kingdom through Roman periods
  • Absence of evidence for advanced machinery in the archaeological record
  • The principle of Occam's razor—the simplest explanation (hand tools + immense labor) fits all evidence

Despite disagreements, all sides acknowledge the Unfinished Obelisk as an engineering achievement that pushes our understanding of ancient capabilities[citation:1].

Why Photographers Choose Our Obelisk Expeditions

📐

Engineering Insights

Our Egyptologist guides provide deep technical understanding of the quarrying methods, structural challenges, and ancient engineering principles that shaped the obelisk.

🌅

Optimal Photography Conditions

We time our visits for perfect lighting—early morning or late afternoon—when shadows reveal tool marks and the granite glows with warm light, creating dramatic compositions.

🔍

Exclusive Access & Perspectives

We know the best vantage points and have relationships that sometimes allow closer examination of details missed by regular tourists.

Photographing the Unfinished Obelisk: A 2026 Guide

As Egypt's premier photography tour company, we've developed specialized techniques for capturing the Unfinished Obelisk in all its grandeur. This section combines archaeological understanding with photographic expertise[citation:1].

Essential Photography Gear

Camera Equipment Recommendations:

  • Wide-angle lens (16-35mm): Essential for capturing the massive scale within the quarry confines
  • Telephoto zoom (70-200mm): For compressing perspective and isolating details
  • Macro lens or close-up filters: To capture intricate tool marks and geological features
  • Sturdy tripod: For long exposures, especially in lower light conditions
  • Polarizing filter: Reduces glare from the granite and deepens the sky contrast
  • Graduated ND filters: Helps balance bright sky with darker quarry shadows

Best Times for Photography:

  • Golden Hour (First 2 hours after sunrise): The east-facing obelisk catches perfect sidelight revealing texture
  • Late Afternoon (3-5 PM): Long shadows emphasize the trenches and tool marks
  • Overcast Days: Surprisingly good for detail shots without harsh shadows
  • Avoid Midday (11 AM-2 PM): Harsh overhead light flattens textures and creates extreme contrast

Composition Techniques:

  • Include human figures for scale against the massive stone
  • Shoot from elevated walkways for dramatic downward angles
  • Focus on patterns of tool marks for abstract compositions
  • Use leading lines of trenches to draw the eye through the frame
  • Capture details like the cracks, dolerite inclusions, and attempted salvage cuts

Seasonal Considerations

Aswan's climate significantly affects the photography experience[citation:1]:

Season Conditions Photography Advantages Challenges
Winter (Nov-Feb) Mild temperatures (15-25°C), clear skies Comfortable shooting all day, good light quality More tourists, possible haze from agricultural burning
Spring (Mar-Apr) Warming (25-35°C), occasional sandstorms Good morning light, fewer crowds than peak winter Potential for khamsin sandstorms reducing visibility
Summer (May-Sep) Extremely hot (35-45°C), intense sun Fewest tourists, dramatic shadows at first/last light Limited shooting window, heat affects equipment
Autumn (Oct) Cooling (25-35°C), clear conditions Excellent light quality, comfortable temperatures Increasing tourist numbers toward month's end

Recommended Photography Tours Including the Unfinished Obelisk

All Egypt Photography Tours packages that include Aswan feature comprehensive visits to the Unfinished Obelisk with specialized photography guidance. Here are our most relevant tours:

7-Day Egypt Discovery Photography Tour Best Overall

Obelisk Experience: Full morning at the Unfinished Obelisk with Egyptologist and professional photographer guidance. Includes golden hour access, detailed tool mark photography, and composition coaching. Combines with Philae Temple and Aswan High Dam for comprehensive Aswan coverage.

Photography Focus: Monumental scale photography, detail/texture shots, golden light techniques.

Private Pyramids & Obelisks Photography Tour Premium Private

Obelisk Experience: Extended private session at the Unfinished Obelisk with flexible timing for optimal light. Includes access to areas normally restricted, macro photography of tool marks, and in-depth engineering explanations.

Photography Focus: Exclusive access photography, technical detail shots, personalized coaching.

Aswan & Abu Simbel Photography Expedition

Obelisk Experience: Integration of obelisk photography with other Aswan sites. Understanding of granite sourcing for temples throughout Egypt. Comparison of quarry techniques with finished monuments.

Photography Focus: Site comparison photography, material studies, architectural context.

Luxury Nile Cruise Photography Journey

Obelisk Experience: Visits the Unfinished Obelisk as part of comprehensive Nile journey. Provides historical context of obelisk transportation challenges. Evening discussion sessions on ancient engineering.

Photography Focus: Storytelling through sequences, contextual photography, golden hour mastery.

Visitor Information for 2026

Planning your visit to the Unfinished Obelisk requires practical preparation. Here's everything you need to know for 2026[citation:1]:

Essential Visitor Information

Category Details Notes & Tips
Location Aswan's Northern Granite Quarries, 1km east of Nile, 2km southeast of Aswan city center GPS: 24°04'37"N 32°53'44"E. Easily combined with Philae Temple and High Dam.
Opening Hours 7:00 AM - 5:00 PM (Winter Oct-Apr)
7:00 AM - 6:00 PM (Summer May-Sep)
Ramadan hours may vary. Arrive at opening for best light and fewest crowds.
Entrance Fees (2026) International: 150 EGP
Egyptian/Arab: 30 EGP
Student: 75 EGP (with ID)
Cash only (Egyptian pounds). Price subject to change. Camera permits included.
Accessibility Partially accessible via elevated walkways. Some uneven terrain in quarry floor. Wheelchair access to main viewing platforms. Assistance recommended for full exploration.
Tour Duration Minimum: 45-60 minutes
Recommended: 2-3 hours
Photographers: 3-4 hours
Allow extra time for photography, reading information panels, and absorbing scale.
Best Viewing Times 7:00-9:00 AM or 4:00-6:00 PM Morning light reveals east face details. Afternoon gives warmer tones.

What to Bring

Essential items for your visit[citation:1]:

  • Sun protection: Hat, sunscreen (SPF 50+), sunglasses—the quarry offers virtually no shade
  • Water: At least 1.5 liters per person (more in summer)
  • Sturdy footwear: Closed-toe shoes with good grip for uneven surfaces
  • Camera equipment: As outlined in photography section above
  • Small flashlight: Useful for examining tool marks in shadowed areas
  • Notebook/sketchbook: For recording observations (pencils work better than pens in heat)
  • Local currency: For entrance fees, possible guide hire, and nearby vendors

Combination Itineraries

The Unfinished Obelisk is typically visited as part of broader Aswan exploration. Logical combinations include[citation:1]:

Morning Circuit

Unfinished Obelisk (7-9 AM) → Aswan High Dam (9:30-10:30) → Philae Temple (11-1 PM). Takes advantage of optimal obelisk lighting.

Engineering Focus

Unfinished Obelisk → Granite Quarry Museum → Old Aswan Dam. Concentrates on ancient and modern engineering achievements.

Photography Intensive

Unfinished Obelisk (sunrise) → Breakfast break → Return for different angles/lights → Detail photography session.

The Unfinished Obelisk's Legacy and Modern Significance

More than just an archaeological site, the Unfinished Obelisk serves multiple roles in contemporary understanding of ancient Egypt[citation:5][citation:6].

Multifaceted Significance

  • Educational Resource: The ultimate "textbook" of ancient Egyptian stone-working, used by archaeology and engineering students worldwide
  • UNESCO World Heritage Site: Protected as part of "Nubian Monuments from Abu Simbel to Philae" since 1979
  • Open-Air Museum: Managed by the Egyptian Ministry of Antiquities with informational displays in multiple languages
  • Engineering Benchmark: Studied by modern engineers to understand ancient problem-solving and project management
  • Cultural Symbol: Represents both ancient Egyptian ambition and the universal human experience of unfinished projects
  • Tourist Attraction: Draws thousands of visitors annually, contributing to Aswan's economy and cultural tourism

Ongoing Research and Conservation

The site continues to yield new information through modern techniques[citation:5]:

  • 3D laser scanning
  • Geological surveys continue to study the granite's properties and flaw formation
  • Conservation efforts focus on protecting tool marks from weathering and visitor impact
  • Experimental archaeology projects regularly test quarrying techniques at or near the site
  • Climate monitoring tracks how temperature extremes affect the exposed granite

Contribute to Ongoing Understanding

Our photography tours document details that contribute to the obelisk's study. Your photographs, taken with our guidance, can capture elements that might be useful for researchers. We also provide opportunities to speak with archaeologists working at the site.

Inquire About Research Photography

The Ultimate "What If": Speculations on a Completed Obelisk

The Unfinished Obelisk invites us to imagine an alternate history—one where the granite was flawless and the monument completed. Such speculation isn't mere fantasy; it helps us appreciate the full scope of ancient Egyptian ambition[citation:6].

If Completed: A Timeline of Speculation

Based on known obelisk projects and the scale of this one, we can estimate:

  • 1500 BCE: Obelisk successfully separated from bedrock using wooden wedges
  • 1499 BCE: Surface finishing and inscription carving completed over 6-12 months
  • 1498 BCE: Transport to Nile via specially constructed causeway using hundreds of workers and lubricated tracks
  • 1498 BCE: Loading onto a revolutionary multi-barge system or exceptionally large vessel
  • 1497 BCE: River journey to Luxor (Karnak Temple) taking advantage of Nile floods
  • 1497 BCE: Erection using enormous earthen ramps, ropes, and possibly counterweight systems
  • 1497 BCE: Gilding of pyramidion with electrum (gold-silver alloy) to catch sunrise
  • 2026 CE: Would likely still stand today, having survived earthquakes, weathering, and possibly Roman relocation attempts

Its presence would have fundamentally altered our understanding of ancient Egyptian capabilities, likely inspiring even more ambitious projects in subsequent generations.

Potential Historical Impact

A successfully erected 42-meter obelisk might have[citation:6]:

  • Inspired even larger projects by later pharaohs seeking to surpass Hatshepsut's achievement
  • Accelerated developments in transportation and engineering technology
  • Become the primary cult object at Karnak, potentially altering religious practices
  • Been coveted by Roman emperors for transport to Rome or Constantinople
  • Survived as the ultimate symbol of Egyptian engineering, possibly more famous than the pyramids
  • Provided different insights into obelisk construction since we'd see the finished product rather than the process

Paradoxically, the failure may have given us more knowledge than success would have. The completed obelisk would show us what the Egyptians achieved; the unfinished one shows us how they achieved it—and where their limits lay.

Experience the Unfinished Obelisk with Egypt Photography Tours

Don't just visit the Unfinished Obelisk—understand it, photograph it, and connect with it on a profound level. Our specialized tours combine Egyptological expertise with professional photography guidance to create an unforgettable experience. Whether you're an archaeology enthusiast, a serious photographer, or simply someone marveling at ancient achievements, we'll help you capture both images and insights that will last a lifetime.

From the macro details of 3,500-year-old tool marks to the monumental scale that challenges modern engineering, we provide access, understanding, and photographic opportunities unmatched by standard tours.

Book Your Unfinished Obelisk Photography Experience

Conclusion: The Eternal Lesson in Stone

The Unfinished Obelisk of Aswan transcends its identity as an archaeological site. It is a story of ambition and limitation, of divine aspiration and earthly practicality, of a project that failed in its immediate goal but succeeded beyond measure as a teaching tool for future generations. In its cracked granite, we see not failure but honesty—a rare admission from the ancient world that even the mighty Egyptians faced challenges they could not overcome[citation:1][citation:5].

For photographers, it offers unique challenges and rewards: capturing both immense scale and minute detail, working with the specific light of the Aswan quarry, and telling a complex story through images. For historians and engineers, it provides irreplaceable evidence of techniques, organization, and problem-solving. For all visitors, it inspires awe at what was attempted and humility at what was learned from not succeeding.

As we look toward 2026 and beyond, the Unfinished Obelisk continues to teach us. It reminds us that our greatest monuments are not always those we complete, but sometimes those that show us in process—vulnerable, ambitious, human. In this 1,200-ton lesson in stone, we find not just ancient history, but timeless truths about creativity, perseverance, and the beautiful, flawed nature of all human endeavor.

Final Reflection

The Unfinished Obelisk may have been abandoned, but it was never a failure. In teaching us more about ancient engineering than any finished monument could, it achieved a different kind of immortality. It stands—or rather, lies—as a testament to the fact that sometimes, what we leave incomplete speaks more eloquently than what we finish.

"The worth of a thing is not in its completion, but in its attempt; not in the monument raised, but in the knowledge gained from the stone left in the quarry." — Modern adaptation of ancient wisdom