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

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

If you fail, next time fail better.

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

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

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

You're not in competition with anyone but yourself. Outdo your past, not other people.

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

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

If you want to succeed, double your failure rate.

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

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.

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

The journey of a thousand miles begins with one step. 

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