There is no elevator to success, you have to take the stairs.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

I can is 100 times more important than IQ.

You can have results or excuses, not both

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

Failure to prepare = preparing to fail

Life is full of opportunities. With every opportunity that is missed, another one is born.

Hard work beats talent when talent doesn't work hard.

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

Don't expect to be good at maths or understand things straight away. Be patient and persistent. Rome wasn't built in a day, but they worked on it every single day. 

Dreams don't work unless you do.

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

Skills are built not born.

No one starts out on top. You have to work your way up.

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