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

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

Skills are built not born.

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.

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

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

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

Dreams don't work unless you do.

Practice makes comfort. Expand your experiences regularly so every stretch won't feel like your first.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

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

I think, therefore I am.

You can hire a tutor but you can't hire someone to practice for you.

Mistakes have the power to turn you into something better than you were before.

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