The compensation of a very early success is a conviction that life is a romantic matter. In the best sense one stays young.

I had no idea that being your authentic self could make me as rich as I've become. If I had, I'd have done it a lot earlier.

NASA needs to focus on the things that are really important and that we do not know how to do. The agency is a pioneering force, and that is where its competitive advantage lies.

War on the other hand is such a terrible thing, that no man, especially a Christian man, has the right to assume the responsibility of starting it.

For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring.