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

There are no shortcuts to any place worth going.

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

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

Don't expect to be good at maths or understand things straight away. Be patient and persistent. Rome wasn't built in a day, but they worked on it every single day. 

It is never too late to turn an unproductive day into a productive one.

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

I think, therefore I am.

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

Practice like you’ve never won. Perform like you’ve never lost.

Failure to prepare = preparing to fail

Do Not Be Afraid To Make Mistakes. Each mistake teaches us something.

Lose an hour in the morning and you will spend all day looking for it.

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

We all have two lives. The second begins when we realise we only have one.