You find out who your real friends are when you're involved in a scandal.

To understand recursion, one must first understand recursion.

Always forgive your enemies; nothing annoys them so much.

I'm not interested in being the best in history. I'm interested in being the best I can be.

The more you do, the more you learn. The more you learn, the more you can do.

Learning is not a passive process; it involves the active construction of knowledge.