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

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

Mistakes have the power to turn you into something better than you were before.

The journey of a thousand miles begins with one step. 

The bad news is time flies, the good new is that you're the pilot.

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.

Dreams don't work unless you do.

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

The greatest enemy to human potential is your comfort zone

We learn more from failure than we do from success.

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

We all have two lives. The second begins when we realise we only have one. 

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

Nobody said it’d be easy, they just promised it would be worth it.

Fall down seven times, stand up eight.