You cannot beat a roulette table unless you steal money from it.

Science is the attempt to make the chaotic diversity of our sense-experience correspond to a logically uniform system of thought.

A perfection of means, and confusion of aims, seems to be our main problem.

That which is impenetrable to us really exists. Behind the secrets of nature remains something subtle, intangible, and inexplicable. Veneration for this force beyond anything that we can comprehend is my religion.

It is the supreme art of the teacher to awaken joy in creative expression and knowledge.

Creative energy is more critical than learning.

In theory, theory and practice are the same. In practice, they are not.