Of course, you only live one life, and you make all your mistakes, and learn what not to do, and that's the end of you.

The worthwhile problems are the ones you can really solve or help solve, the ones you can really contribute something to... No problem is too small or too trivial if we can really do something about it.

It is simple, therefore it is beautiful

I couldn't claim that I was smarter than sixty-five other guys--but the average of sixty-five other guys, certainly!

As usual, nature's imagination far surpasses our own, as we have seen from the other theories which are subtle and deep.

Don't think about what you want to be, but what you want to do. Keep up some kind of a minimum with other things so that society doesn't stop you from doing anything at all.

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!