Procrastination makes easy things hard and hard things harder.

We learn more from failure than we do from success.

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

Hard work always pays off - it is not a question of if you will get there, but WHEN you will get there

If you want to succeed, double your failure rate.

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

Don’t practice until you get it right, practice until you can’t get it wrong.

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

The greatest mistake we make is living in constant fear that we will make one.

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

Knowledge is of no value unless you put it into practice.

Work like you don't need the money, dance like nobody's watching and love like you've never been hurt. 

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

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

The power of reflection is the most powerful skill you’ll learn.