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

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

You can hire a tutor but you can't hire someone to practice for you.

Don't expect to be good at maths or understand things straight away. Be patient and persistent. The most powerful warriors are patience and time.

The greatest enemy to human potential is your comfort zone

Success can never happen without the journey (struggle).

You cannot escape the responsibility of tomorrow by evading it today

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

Everything that happens was once a dream.

Your limitation - its only your imagination.

Failure is NOT your destiny. Failure is the key to success.

When you make a mistake, take another chance. Only when you choose not to do so do you fail.

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

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

Tough times never last, but tough people do.