“The universe clicks along in perfect accord with the laws of physics forever.”

“I like to say that physics is hard because physics is easy, by which I mean we actually think about physics as students.”

“An equation, perhaps no more than one inch long, that would allow us to, quote, 'Read the mind of God.'”

"It's a very, very beautiful calculation, but it's the best example I know of the relationship between these rather abstract quantities perhaps and something that you can look at in a telescope."