Nothing is impossible if you want it badly enough. Impossible = I'm possible.

The road to success is like a staircase. If you want to succeed, double your failure rate

Fall down seven times, stand up eight.

The bad news is time flies, the good new is that you're the pilot.

Success is not final and failure is not fatal. It is the courage to continue that counts.

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

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

Tough times never last, but tough people do.

Don’t practice until you get it right, practice until you can’t get it wrong.

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

Hope might be a good breakfast, but it makes a very poor dinner

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

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. 

Procrastination makes easy things hard and hard things harder.

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