Arrows of hate have been aimed at me too, but they have never hit me, because somehow they belonged to another world with which I have no connection whatsoever.

The daily struggle does not arise from a purpose or a program, but from an immediate need.

Study and, in general, the pursuit of truth and beauty is the sphere in which we are permitted to remain children all our lives." "Study and, in general, the pursuit of truth and beauty is the sphere in which we are permitted to remain children all our lives.

God does not care about our mathematical difficulties. He integrates empirically.

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.

Inner freedom is an infrequent gift of nature and a worthy object for the individual.

The American lives even more for his goals, for the future, than the European. Life for him is always becoming, never being.