It always seems impossible until it's done.

The journey of a thousand miles begins with one step. 

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

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

Everything you want is on the other side of fear

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

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

There are no bad mistakes in maths, only discoveries.

Success is a journey, not a destination.

The greatest mistake we make is living in constant fear that we will make one.

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

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

Tough times never last, but tough people do.

Knowledge is of no value unless you put it into practice.

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