Logic will get you from A to B. Imagination will take you anywhere."
I am not only a pacifist but a militant pacifist. I am willing to fight for peace. Nothing will end war unless the people themselves refuse to go to war.
The unleashed power of the atom has changed everything save our modes of thinking and we thus drift toward unparalleled catastrophe.
It is my conviction that killing under the cloak of war is nothing but an act of murder.
Insanity: doing the same thing over and over again and expecting different results.
The most beautiful thing we can experience is the mysterious. It is the source of all true art and science.
When the solution is simple, God is answering.
I am convinced that He [God] does not play dice.
If you want to live a happy life, tie it to a goal, not to people or things.
If A is a success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut.