I do not play games. There is not time for it. When I get through with work, I don't want anything that requires the working of the mind.

To understand the world one must not be worrying about one's self.

Failure is only postponed success as long as courage 'coaches' ambition.

If you took half of something and continued to take half of that half and so on, you would never reach an end.

Although I have been prevented by outward circumstances from observing a strictly vegetarian diet, I have long been an adherent to the cause in principle. Besides agreeing with the aims of vegetarianism for aesthetic and moral reasons, it is my view that a vegetarian manner of living by its purely physical effect on the human temperament would most beneficially influence the lot of mankind.

About God, I cannot accept any concept based on the authority of the Church... As long as I can remember. I have resented mass indoctrination. I cannot prove to you there is no personal God, but if I were to speak of him, I would be a liar. I do not believe in the God of theology who rewards good and punishes evil. His universe is not ruled by wishful thinking, but by immutable laws

It is just as important to make knowledge live and keep it alive as to solve specific problems.