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

There are no shortcuts to any place worth going.

The greatest enemy to human potential is your comfort zone

I have not failed, I've just found 10,000 ways that won't work.

Skills are built not born.

If you can understand just one thing thoroughly, then you will understand everything.

The temptation to quit will be the greatest when you are about to succeed

I think, therefore I am.

Don't fear failure, fear being in the same exact same place next year as you are now.

Don’t practice until you get it right, practice until you can’t get it wrong.

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

Shoot for the moon and even if you miss you’ll land among the stars/

Tough times never last, but tough people do.

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

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