"Engraved on my memory is the day when I found him at noon staring intensely out of a window in our living room with a strange expression on his face. Peering unseeing into the garden, he said "I found a way to make it work." "What work?" I asked. "The Super" he replied. "It is a totally different scheme, and it will change the course of history.""
January 1, 1970
https://en.wikiquote.org/wiki/Stanislaw_Ulam