There are no bad mistakes in maths, only discoveries.

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

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

Tough times never last, but tough people do.

I think, therefore I am.

Everything you want is on the other side of fear

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

Skills are built not born.

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

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

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

Failure to prepare = preparing to fail

The journey of a thousand miles begins with one step.

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.