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

I can is 100 times more important than IQ.

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

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

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

The greatest enemy to human potential is your comfort zone

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

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

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

Our fixed mindset builds our cage, fear keeps us in it.

Never underestimate the importance of small steps. small steps = big changes. 

I think, therefore I am.

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

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

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.