God not only plays dice, he throws them in the corner where you can't see them.

If I have questions about the universe on my mind when I go to bed, I can't turn off. I dream equations all night.

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

I’m not religious in the normal sense. I believe the universe is governed by the laws of science. The laws may have been decreed by God, but God does not intervene to break the laws.

Life would be tragic if it weren't funny.

It often happens that I have an idea, but then I try to fill in the intermediate steps and find they don't work, so I have to give it up.

Government works best under the glare of public scrutiny. Absent such scrutiny, abuses occur.