Occurrences in this domain are beyond the reach of exact prediction because of the variety of factors in operation, not because of any lack of order in nature.

We must recognize what in our accepted tradition is damaging to our fate and dignity-and shape our lives accordingly.

The value of a college education is not the learning of many facts but the training of the mind to think

How can it be that mathematics, being after all a product of human thought which is independent of experience, is so admirably appropriate to the objects of reality?

I believe in mystery and, frankly, I sometimes face this mystery with great fear. In other words, I think that there are many things in the universe that we cannot perceive or penetrate, and that also we experience some of the most beautiful things in life only in a very primitive form. Only in relation to these mysteries do I consider myself to be a religious man.

If one tries to navigate unknown waters one runs the risk of shipwreck

The only real valuable thing is intuition. The intellect has little to do on the road to discovery