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. 

If you fail, next time fail better.

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

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

You'll never change your life until you change something you do daily. The secret to success and change in found in your daily routine.

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

The gift of imperfection - let go of who you think you're supposed to be and embrace who you are.

Success is the sum of small repeated efforts, day in and day out.

We learn more from failure than we do from success.

A book a day keeps the stupidity away.

Time is your friend, impulse is your enemy.

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

There are no shortcuts to any place worth going.

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

There is no talent here. There is hard work and obsession. You could be anyone if you put in the time.