We all make mistakes. What matters is how we choose to move forwards from them.

Tough times never last, but tough people do.

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

I think, therefore I am.

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

Dreams don't work unless you do.

Just stick with it, what seems hard now will one day be your warm up.

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

The greatest enemy to human potential is your comfort zone

The journey of a thousand miles begins with one step. 

We learn more from failure than we do from success.

Don't expect to be good at maths or understand things straight away. Be patient and persistent. The most powerful warriors are patience and time.

Go as far as you can see, when you get there, you’ll be able to see further

You're not in competition with anyone but yourself. Outdo your past, not other people.

He who has begun his task is half-way done. Have the courage to begin!