The wise person knows that no answer is also an answer

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

There are no bad mistakes in maths, only discoveries.

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

Your attitude is everything. Pick a good one.

Whenever you find yourself doubting how far you can go, just remember how far you have come.

Life is full of opportunities. With every opportunity that is missed, another one is born.

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

The master has failed more times than the beginner has even tried

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

We learn more from failure than we do from success.

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

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

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

It is never too late to become what you might have been