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

Hard work - a two way street where you get exactly what you put in.

I can is 100 times more important than IQ.

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

Success is a journey, not a destination.

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

The journey of a thousand miles begins with one step. 

Success is the sum of small repeated efforts, day in and day out.

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

The greatest glory in loving lies not in never falling, but in rising every time we fall.

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

Skills are built not born.

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

Run in the morning before your body figures out what you're doing

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.