"I would say that I was absolutely convinced of the possibility of our making a uranium engine. but I never thought that we would make a bomb. and at the bottom of my heart. I was really glad that it w…"

"If we want to describe what happens in an atomic event, we must realize that the word 'happens' can apply only to the observation, not to the state of affairs between two observations."

"Our proposition that the physicists on both sides should not advance the production of atomic bombs, was thus indirectly, if one wants to exaggerate the point, a proposition in favor of Hitler."

"When we speak of a picture of reality, we always mean a classical picture."

"I was very much afraid of the consequences of the atom bomb, and I tried to delay its development."