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

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

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

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

Never underestimate the importance of small steps. small steps = big changes. 

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

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

Instead of finding reasons why you can't, find reasons why you can.

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

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

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

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

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

Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

I think, therefore I am.