It is important to realize that in physics today, we have no knowledge of what energy is

Don't pay attention to "authorities," think for yourself.

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

The work I have done has, already, been adequately rewarded and recognized. Imagination reaches out repeatedly trying to achieve some higher level of understanding, until suddenly I find myself momentarily alone before one new corner of nature's pattern of beauty and true majesty revealed. That was my reward.

I wonder why. I wonder why. I wonder why I wonder.

It is necessary for the very existence of science that minds exist which do not allow that nature must satisfy some preconceived conditions.

If you can find any other view of the world which agrees over the entire range where things have already been observed, but disagrees somewhere else, you have made a great discovery.