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

Fall down seven times, stand up eight.

Instead of finding reasons why you can't, find reasons why you can.

Procrastination is the thief of time and the enemy of success.

Don’t confuse your path with your destination. Just because its stormy now doesn’t mean you are headed for failure.

There is no talent here. There is hard work and obsession. You could be anyone if you put in the time.

Tomorrow is worth more than yesterday but less than today.

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

Don’t be afraid to work hard and find out how good you can really be.

Time is your friend, impulse is your enemy.

It is never too late to become what you might have been

You can have results or excuses, not both

There is no elevator to success, you have to take the stairs.

Yesterday is history, tomorrow is a mystery, but today is a gift—that's why it's called 'the present

Nothing is impossible if you want it badly enough. Impossible = I'm possible.