You're not in competition with anyone but yourself. Outdo your past, not other people.

Tomorrow is worth more than yesterday but less than today.

Your limitation - its only your imagination.

Twenty years from now you will be more disappointed by the things you didn’t do than the things you did do

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

Your attitude is everything. Pick a good one.

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

In order to become better than anybody else you must first become better than yourself.

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

If you want to succeed, double your failure rate.

A book a day keeps the stupidity away.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

The road to success is like a staircase. If you want to succeed, double your failure rate

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