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. 

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

You can have results or excuses, not both

Learn To Step Outside Of Your Comfort Zone. Outside your comfort zone is where the magic happens

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

Try and do one thing each day that you would really rather not do.

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

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

The wise person knows that no answer is also an answer

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

Whenever you find yourself doubting how far you can go, just remember how far you have come.

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

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

Twenty years from now you will be more disappointed by the things you didn’t do than the things you did do

Success can never happen without the journey (struggle).