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Animal Quote by Nassim Nicholas Taleb

“An elephant is vastly more efficient, metabolically, than a mouse. It's the same for a megacity as opposed to a village. But an elephant can break a leg very easily, whereas you can toss a mouse out of a window and it'll be fine. Size makes you fragile.” quote by Nassim Nicholas Taleb
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“An elephant is vastly more efficient, metabolically, than a mouse. It's the same for a megacity as opposed to a village. But an elephant can break a leg very easily, whereas you can toss a mouse out of a window and it'll be fine. Size makes you fragile.”

Nassim Nicholas Taleb

About This Quote

Source Book: Antifragile, 2012

He compares biological and urban scales, noting larger systems are efficient but more fragile to specific failures.

In simple terms: Big systems are efficient yet fragile.

Key Takeaway

Balance size with resilience.

Themes

economics biology urban planning

Mood

cautious reflective

Type

analytical strategic

When to use this quote

  • city planning
  • business strategy
  • environmental policy

Key Concepts

Scale fragility efficiency

Questions to Reflect On

  • How can large systems be made more robust?
  • What trade‑offs exist between size and resilience?
A Different Perspective

Efficiency can mask hidden vulnerabilities.

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