Mathematics is not a deductive science—that's a cliché. When you try to prove a theorem, you don't just list the hypotheses and then start to reason. What you do is trial and error, experimentation, guesswork.

You are never too old to chase your dreams.

The moment you start to think about what you're going to do if you lose, you have lost.

It’s not the having, it’s the getting.

Every story has at least two sides.