I am satisfied with the mystery of life's eternity and with a knowledge, a sense, of the marvelous structure of existence - as well as the humble attempt to understand even a tiny portion of the Reason that manifests itself in nature.

There is no vaccine against stupidity.

At present every coachman and every waiter argues about whether or not the relativity theory is correct.

Never lose a holy curiosity. Try not to become a man of success but rather try to become a man of value. He is considered successful in our day who gets more out of life than he puts in. But a man of value will give more than he receives.

Everything is energy and that’s all there is to it.

We are all very ignorant. What happens is that not all ignore the same things.

To me it is enough to wonder at the secrets