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. 

Twenty years from now you will be more disappointed by the things you didn’t do than the things you did do

You can pick up a mistake and carry it as a burden,  or you can set it down as use it as a stepping stone to greatness.

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

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

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

Hope might be a good breakfast, but it makes a very poor dinner

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

I can is 100 times more important than IQ.

You'll never change your life until you change something you do daily. The secret to success and change in found in your daily routine.

If you fail, next time fail better.

A book a day keeps the stupidity away.

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

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

Practice like you’ve never won. Perform like you’ve never lost.