For far more marvelous is the truth than any artists of the past imagined it. Why do the poets of the present not speak of it? What men are poets who can speak of Jupiter if he were a man, but if he is an immense spinning sphere of methane and ammonia must be silent?

I believe that a scientist looking at nonscientific problems is just as dumb as the next guy.

I have to disregard everybody else, and then I can do my own work.

As revealed by physics, the truth is so remarkable, so amazing!

I don't know what's the matter with people: they don't learn by understanding, they learn by some other way — by rote or something. Their knowledge is so fragile!

What did you ASK at school today?

Science is like sex: sometimes something useful comes out, but that is not the reason we are doing it