"One day, when I was a student, I was reading a book on quantum mechanics, and I came across a sentence that said: 'The electron is a wave, and the electron is a particle.' I was very confused, because…"

"I am an optimist, because I believe that man is capable of solving his problems."

"When we were working on the atomic bomb, we knew that we were doing something that would change the world forever."

"We are like children playing on the seashore, and we have found a few smooth pebbles and pretty shells, while the great ocean of truth lies undiscovered before us."

"Whatever you do, don't let them make you a manager."