It is never too late to turn an unproductive day into a productive one.

Tough times never last, but tough people do.

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

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

Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

We all make mistakes. What matters is how we choose to move forwards from them.

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

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

It doesn’t matter where you start, it matters how you end

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

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

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

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

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

We learn more from failure than we do from success.