When we measure something we are forcing an undetermined, undefined world to assume an experimental value. We are not measuring the world, we are creating it.

In the great drama of existence we are audience and actors at the same time.

Physics is the belief that a simple and consistent description of nature is possible.

Some things are so serious, they can only be joked about.

Prediction is difficult, especially the future.

Every sentence I utter must be understood not as an affirmation, but as a question.

An expert is a man who has made all the mistakes which can be made, in a narrow field.