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.

We learn more from failure than we do from success.

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

The greatest enemy to human potential is your comfort zone

I can is 100 times more important than IQ.

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

Hard work - a two way street where you get exactly what you put in.

Never let a dark chapter make you forget that better days are ahead of you. Your story is far from over.

Skills are built not born.

It is never too late to become what you might have been

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

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

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

99% of failures come from people who have the habit of making excuses.