Paul Hindemith

There are only two things worth aiming for, good music and a clean conscience.

People who make music together cannot be enemies, at least while the music lasts.

My God, how can anyone ever be a master of music?

Well, I actually wrote her a letter a couple of days ago congratulating her. The tone I tried to convey in the letter is, look, you are a part of a great American historical process.

In big science, the role of the individual scientist must be carefully preserved. So is the one of original ideas and of contributions.

If you're nice, if you like yourself, if you treat other people well, you're going to be successful. I guarantee it.