Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

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

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

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

The master has failed more times than the beginner has even tried

There is no elevator to success, you have to take the stairs.

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

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.

Be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

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

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

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. 

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

Just stick with it, what seems hard now will one day be your warm up.