Do Not Be Afraid To Make Mistakes. Each mistake teaches us something.

Failure to prepare = preparing to fail

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

We are all maths people : step 1 - do maths and step 2 - be a person. 

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

It is never too late to become what you might have been

Time is your friend, impulse is your enemy.

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

Don’t confuse your path with your destination. Just because its stormy now doesn’t mean you are headed for failure.

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

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

The greatest enemy to human potential is your comfort zone

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

Dreams don't work unless you do.

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