There is no unique picture of reality.

Quiet people have the loudest minds.

The world has changed far more in the past 100 years than in any other century in history. The reason is not political or economic but technological-technologies that flowed directly from advances in basic science. Clearly, no scientist better represents those advances than Albert Einstein: TIME's Person of the Century.

We are entering an increasingly dangerous period of our history. But I'm an optimist.

Philosophers have not kept up with modern developments in science. Particularly physics.

I think the human race has no future if it doesn't go into space.

Every man should marry. After all, happiness is not the only thing in life.