Richard Feynman

American theoretical physicist (1918–1988)

Richard Phillips Feynman (May 11, 1918 – February 15, 1988) was an American physicist.

Richard Feynman

Sourced quotes

  • ”A great deal more is known than has been proved.”[1]
Simple: A lot more things have been known than things which have been proved.
  • ”What I cannot create, I do not understand.”[2]
Simple: I do not understand things which I cannot create.
  • ”I think I can safely say that nobody understands quantum mechanics.”[3]
Simple: I think I can safely say that nobody understands quantum mechanics.
  • ”I'd hate to die twice. It's so boring.”[4]
Simple: I would not like to die two times. It is very boring.
  • ”I have to understand the world, you see.”[5]
Simple: You know, I have to understand the world.
  • ”I don't know anything, but I do know that everything is interesting if you go into it deeply enough.”[6]


  1. Quoted in The Music of the Primes : Searching to Solve the Greatest Mystery of Mathematics (2003) by Marcus du Sautoy
  2. On his blackboard at time of death in 1988; as quoted in The Universe in a Nutshell by Stephen Hawking
  3. The Character of Physical Law (1965) Ch. 6; also quoted in The New Quantum Universe (2003) by Tony Hey and Patrick Walters
  4. Last words, as quoted in Genius: The Life and Science of Richard Feynman (1992) by James Gleick
  5. Surely You're Joking, Mr. Feynman! (1985). Part 4: "From Cornell to Caltech, With A Touch of Brazil", "Certainly, Mr. Big!"
  6. The Pleasure of Finding Things Out (1999). From Omni interview, The Smartest Man in the World (chapter 9)

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