I think, therefore I am.

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

Tomorrow is worth more than yesterday but less than today.

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

We learn more from failure than we do from success.

Don’t confuse your path with your destination. Just because its stormy now doesn’t mean you are headed for failure.

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

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

Nobody said it’d be easy, they just promised it would be worth it.

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

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

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

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

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

Try and do one thing each day that you would really rather not do.