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Doubt Quote by Richard P. Feynman

“What is not surrounded by uncertainty cannot be the truth.” quote by Richard P. Feynman
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“What is not surrounded by uncertainty cannot be the truth.”

Richard P. Feynman

About This Quote

Source Lecture: The Character of Physical Law, 1970

Truth exists only where uncertainty is present; certainty masks falsehood.

In simple terms: Uncertainty is essential to truth.

Key Takeaway

Question assumptions that seem certain.

Themes

science philosophy uncertainty

Mood

curious analytical

Type

scientific philosophical

When to use this quote

  • research
  • decision making
  • risk assessment

Key Concepts

physics epistemology critical thinking

Questions to Reflect On

  • How do you handle uncertainty?
  • What truths have you questioned?
A Different Perspective

Absolute certainty is rare.

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