We learn more from failure than we do from success.

You cannot escape the responsibility of tomorrow by evading it today

Time is your friend, impulse is your enemy.

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

Dreams don't work unless you do.

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

Failure is not the opposite of success, it is part of the success.

Tough times never last, but tough people do.

You can be shown the path, but only you can make the first step.

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

Don't expect to be good at maths or understand things straight away. Be patient and persistent. Rome wasn't built in a day, but they worked on it every single day. 

Success is not final, failure is not fatal.  It is the courage to continue that counts.

The greatest enemy to human potential is your comfort zone

No matter how bad it gets, you’re still way ahead of those who haven’t even started.