Mere unbelief in a personal God is no philosophy at all.

With fame I become more and more stupid, which of course is a very common phenomenon.

All the fifty years of conscious brooding have brought me no closer to answer the question, "What are light quanta?" Of course today every rascal thinks he knows the answer, but he is deluding himself.

My pacifism is not based on any intellectual theory but on a deep antipathy to every form of cruelty and hatred.

Well, I have considered myself to be very fortunate in that I have been able to do mostly only that which my inner self told me to do... I am also aware that I do receive much criticism from the outside world for what I do and some people actually get angry at me. But this does not really touch me because I feel that these people do not live in he same world as do I.

One strength of the communist system of the East is that it has some of the character of a religion and inspires the emotions of a religion.

If you want your children to be smart, tell them stories. If you want them to be really smart, tell them more stories. If you want your children to be brilliant, tell them even more stories.