Sometimes the simplest songs are the hardest to write.

I'm not going to change who I am or what I stand for.

The greatest crimes are committed not in the name of evil, but in the name of good.

The history of philosophy is not, like the history of the sciences, to be considered as a mere chronological record of discoveries and errors. It is the history of the human spirit in its endeavor to understand itself and its relation to the universe.

当机会来临时，你必须抓住它。