I sometimes ask myself how it came about that I was the one to develop the theory of relativity. The reason, I think, is that a normal adult never stops to think about problems of space and time. These are things which he has thought about as a child. Bu t my intellectual development was retarded,as a result of which I began to wonder about space and time only when I had already grown up.

God always takes the simplest way.

Culture in its higher forms is a delicate plant which depends on a complicated set of conditions and is wont to flourish only in a few places at any given time.

The chicken did not cross the road. The road passed beneath the chicken.

I'm not a genius. I'm just passionately curious.

If I would follow your advice and Jesus could perceive it, he, as a Jewish teacher, surely would not approve of such behavior.

This is too difficult for a mathematician. It takes a philosopher. The hardest thing in the world to understand is the income tax.