Never underestimate the importance of small steps. small steps = big changes. 

Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

Hard work beats talent when talent doesn't work hard.

Failure to prepare = preparing to fail

I can is 100 times more important than IQ.

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

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

We learn more from failure than we do from success.

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

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

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

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 shortcuts to any place worth going.

Life is full of opportunities. With every opportunity that is missed, another one is born.

Run in the morning before your body figures out what you're doing