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

The temptation to quit will be the greatest when you are about to succeed

Skills are built not born.

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

Dreams don't work unless you do.

I can is 100 times more important than IQ.

The journey of a thousand miles begins with one step.

Pure mathematics is in its way, the poetry of logical ideas.

The gift of imperfection - let go of who you think you're supposed to be and embrace who you are.

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

I had no time is no excuse. 1 hour is 4% of your day and 1 minute is 0.34 % of your day.

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. 

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

Failure to prepare = preparing to fail

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