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

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

There are no bad mistakes in maths, only discoveries.

Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

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

You can have results or excuses, not both

I have not failed, I've just found 10,000 ways that won't work.

You cannot escape the responsibility of tomorrow by evading it today

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

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

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

If you can understand just one thing thoroughly, then you will understand everything.

Failure is not the opposite of success, it is part of the success.

Your attitude is everything. Pick a good one.

The road to success is like a staircase. If you want to succeed, double your failure rate