When the solution is simple, God is answering.

To see with one's own eyes, to feel and judge without succumbing to the suggestive power of the fashion of the day, to be able to express what one has seen and felt in a snappy sentence or even in a cunningly wrought word - is that not glorious? Is it not a proper subject for congregation?

One should guard against preaching to young people success in the customary form as the main aim in life. The most important motive for work in school and in life is pleasure in work, pleasure in its result, and the knowledge of the value of the result to the community.

I don't know what weapons will be used in the Third World War. But I can tell you what they'll use in the Fourth - rocks!

Qualities I sought in a scientific theory were naturalness, inner perfection and logical simplicity from an aesthetic approach.

I cannot write in English, because of the treacherous spelling. When I am reading, I only hear it and am unable to remember what the written word looks like.

I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.