Vol. 06 · Misquoted ·Saying ·314 of 348
"Two things are infinite: the universe and human stupidity; and I'm not sure about the universe."
They never said that.
What people say
"Two things are infinite: the universe and human stupidity; and I'm not sure about the universe."
What was actually said
"(no verified Einstein source)" Albert Einstein (attributed) — Attributed to Albert Einstein
Why it stuck
No Einstein source. Similar phrasings appear in mid-20th-century German psychology writing.
Know another line by heart?
Play the duel and see how many you can spot. Or browse the whole shelf.