It is true that my parents were worried because I began to speak fairly late, so that they even consulted a doctor. I can't say how old I was - but surely not less than three.

Growth comes through analogy; through seeing how things connect, rather than only seeing how they might be different.

Classical thermodynamics ... is the only physical theory of universal content which I am convinced ... will never be overthrown.

Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid.

If I had an hour to solve a problem I'd spend 55 minutes thinking about the problem and 5 minutes thinking about solutions.

The beauty of it is that we have to content ourselves with the recognition of the miracle, beyond which there is no legitimate way out.

The first and most important necessity is the creation of a modus vivendi with the Arab people.