[B]eyond poverty, beyond the point that the material needs are reasonably satisfied, only from within is peace.

What I cannot create, I do not understand.

But there is nothing in biology yet found that indicates the inevitability of death.

All the time you're saying to yourself, 'I could do that, but I won't,'--which is just another way of saying that you can't.

Teach principles not formulas.

There is a computer disease that anybody who works with computers knows about. It's a very serious disease and it interferes completely with the work. The trouble with computers is that you 'play' with them!

In those days, in Far Rockaway, there was a youth center for Jewish kids at the temple.... Somebody nominated me for president of the youth center. The elders began getting nervous, because I was an avowed atheist by that time.... I thought nature itself was so interesting that I didn't want it distorted like that. And so I gradually came to disbelieve the whole religion.