Discussion and argument are essential parts of science; the greatest talent is the ability to strip a theory until the simple basic idea emerges with clarity.

There is no greater satisfaction for a just and well-meaning person than the knowledge that he has devoted his best energies to the service of the good cause.

Knowledge and ego are directly related. the less knowledge, the greater the ego

Only strong characters can resist the temptation of superficial analysis.

Although I tried to be universal in thought, I am European by instinct and inclination.

Enough for me is the mystery of the eternity of life, and the inkling of the marvelous structure of reality. There is in this neither a will nor a goal, nor a must, but only sheer being.

Only a very dull man spells a word the same way twice.