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. 

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

Procrastination is the thief of time and the enemy of success.

Dreams don't work unless you do.

1.00³⁶⁵=1 and 1.01³⁶⁵=37.7. Doing nothing at all versus small steps at a time. 

The journey of a thousand miles begins with one step.

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

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

There are no shortcuts to any place worth going.

Do what you have always done and you will always be what you have always been

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

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

Don't fear failure, fear being in the same exact same place next year as you are now.

Shoot for the moon and even if you miss you’ll land among the stars/

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