Almost all the other fellows do not look from the facts to the theory but from the theory to the facts; they cannot get out of the network of already accepted concepts; instead, comically, they only wriggle about inside.

There's something to be said for relatives...it has to be said because it's unprintable!

A man must learn to understand the motives of human beings, their illusions, and their sufferings.

The significant problems we have cannot be solved at the same level of thinking with which we created them.

Outer changes always begin with an inner change of attitude.

Love is not the stupidest thing a man does, but it cannot be blamed on gravity.

I became more and more convinced that even nature could be understood as a relatively simple mathematical structure.