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

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

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

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

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

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

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

There is great wisdom in being able to realise that you don’t understand something before it goes too far.

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

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

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

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

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

Don’t confuse your path with your destination. Just because its stormy now doesn’t mean you are headed for failure.