Whenever you find yourself doubting how far you can go, just remember how far you have come.

99% of genius comes from hard work, the remaining 1% comes from innate talent

Run in the morning before your body figures out what you're doing

Start, struggle, fail, fix and learn. Repeat.

The wise person knows that no answer is also an answer

I think, therefore I am.

There are no shortcuts to any place worth going.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

Hard work beats talent when talent doesn't work hard.

Try and do one thing each day that you would really rather not do.

The power of reflection is the most powerful skill you’ll learn.

Don’t hang your targets after you’re done shooting.

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.

It always seems impossible until it's done.

The bad news is time flies, the good new is that you're the pilot.