Who really said it
Insanity is doing the same thing over and over again and expecting different results
One of the most-shared “Einstein” quotes — but he died in 1955, decades before it appeared. It arose anonymously in 12-step recovery culture around 1981; novelist Rita Mae Brown put a near-identical line in print in 1983.
Last verified 7 Jul 2026 · how we verify · spot an error?