Fall down seven times, stand up eight.

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

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

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

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

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.

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. 

There are no bad mistakes in maths, only discoveries.

Hard work - a two way street where you get exactly what you put in.

You can hire a tutor but you can't hire someone to practice for you.

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

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

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

Time is your friend, impulse is your enemy.