Einstein was attending a music salon in Germany before the second world war, with the violinist S. Suzuki. Two Japanese women played a German piece of music and a woman in the audience exclaimed: "How wonderful! It sounds so German!" Einstein responded: "Madam, people are all the same."

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

A theory is the more impressive the greater the simplicity of its premises is, the more different kinds of things it relates, and the more extended its area of applicability.

An expert is a person who has few new ideas; a beginner is a person with many.

Never let yourself be seduced by any problem, no matter how difficult.

There is separation of colored people from white people in the United States. That separation is not a disease of colored people. It is a disease of white people. I do not intend to be quiet about it.

A model should be as simple as it can be but no simpler