Music saved my life, and I hope it can save someone else's too.

Don't let the sun go down on me.

In mathematics, there are no shortcuts.

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

Science is a wonderful thing if one does not have to earn one's living at it.

人一旦成名，就一个朋友也没有了，这是一个很大的不幸。而尤其不幸的是自称为朋友的人也都离你而去。