There is no place in this new kind of physics both for the field and matter, for the field is the only reality.

I don't know what weapons will be used in the Third World War. But I can tell you what they'll use in the Fourth - rocks!

Do not grow old, no matter how long you live.

At present every coachman and every waiter argues about whether or not the relativity theory is correct.

The cult of individual personalities is always, in my view, unjustified. To be sure, nature distributes her gifts variously among her children. But there are plenty of the well-endowed ones too, thank God, and I am firmly convinced that most of them live quiet, unregarded lives.

You imagine that I look back on my life's work with calm satisfaction. But from nearby it looks quite different. There is not a single concept of which I am convinced that it will stand firm, and I feel uncertain whether I am in general on the right track.

It is a magnificent feeling to recognize the unity of complex phenomena which appear to be things quite apart from the direct visible truth.