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. 

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

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

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

Mistakes have the power to turn you into something better than you were before.

Hope might be a good breakfast, but it makes a very poor dinner

No matter how bad it gets, you’re still way ahead of those who haven’t even started.

Practice like you’ve never won. Perform like you’ve never lost.

No one starts out on top. You have to work your way up.

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

The bad news is time flies, the good new is that you're the pilot.

Dreams don't work unless you do.

99% of genius comes from hard work, the remaining 1% comes from innate talent

Your limitation - its only your imagination.

Don’t practice until you get it right, practice until you can’t get it wrong.