For me the Jewish religion like all others is an incarnation of the most childish superstitions, and the Jewish people to whom I gladly belong and with whose mentality I have a deep affinity have no different quality for me than all other people. As far as my experience goes, they are no better than other human groups, although they are protected from the worst cancers by a lack of power. Otherwise I cannot see anything chosen about them.

I have no special talent. I am only passionately curious.

The essentials of being a person of my type lies precisely in what they think and how they think, not in what they do. Your thoughts shape you.

It would of course be a great step forward if we succeeded in combining the gravitational field and the electromagnetic field into a single structure. Only so could the era in theoretical physics inaugurated by Faraday and James Clerk Maxwell be brought to a satisfactory close.

Do not grow old, no matter how long you live. Never cease to stand like curious children before the Great Mystery into which we were born.

You ask me if I keep a notebook to record my great ideas. I've only ever had one.

A country cannot simultaneously prepare and prevent war. I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones. The distinctions separating the social classes are false; in the last analysis they rest on force.