3 ms·

It seems odd to mention Feynman here even if he did say it. Surely he wasn't the only or first person?

• sedatk 5y ago
  Surely he was joking.
  • l0ng1nu5 5y ago
    What do you care?
  • kklisura 5y ago
    I see what you did there
• mwt 5y ago
  Maybe this is it? > first analysed in 1912 ... by Polish physicist Marian Smoluchowski. ... popularised by [Feynman] in a physics lecture at the California Institute of Technology on May 11, 1962, https://en.wikipedia.org/wiki/Brownian_ratchet https://en.wikipedia.org/wiki/Brownian_ratchet
• kergonath 5y ago
  It’s an allusion to the Brownian ratchet thought experiment. AFAIK he demonstrated why it does not work.
• bongoman37 5y ago