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

It always seems impossible until it's done.

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

99% of failures come from people who have the habit of making excuses.

Time is your friend, impulse is your enemy.

You cannot escape the responsibility of tomorrow by evading it today

No one starts out on top. You have to work your way up.

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

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

He who has begun his task is half-way done. Have the courage to begin!

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

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

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

I think, therefore I am.

The wise person knows that no answer is also an answer