The foolish man seeks happiness in the distance; The wise grows it under his feet.
The optimist thinks that this is the best of all possible worlds; the pessimist knows it.
I am become death, the destroyer of worlds.
As long as men are free to ask what they must, free to say what they think, free to think what they will, freedom can never be lost and science can never regress.
A man whose errors take ten years to correct is quite a man.
No man should escape our universities without knowing how little he knows.
The optimist thinks this is the best of all possible worlds. The pessimist fears it is true.
In some sort of crude sense, which no vulgarity, no humor, no overstatement can quite extinguish, the physicists have known sin; and this is a knowledge which they cannot lose.
We do not believe any group of men adequate enough or wise enough to operate without scrutiny or without criticism.
There are children playing in the streets who could solve some of my top problems in physics, because they have modes of sensory perception that I lost long ago.
When you see something that is technically sweet, you go ahead and do it and you argue about what to do about it only after you have had your technical success. That is the way it was with the atomic bomb.
I am become Death, the destroyer of worlds.
N.B.: This is a paraphrase from the ancient Hindu text, the Bhagavad Gita.
Any man whose errors take ten years to correct is quite a man.
There are children playing in the street who could solve some of my top problems in physics, because they have modes of sensory perception that I lost long ago.
Both the man of science and the man of action live always at the edge of mystery, surrounded by it.
The atomic bomb made the prospect of future war unendurable.
It has led us up those last few steps to the mountain pass; and beyond there is a different country.
To the confusion of our enemies.