We all make mistakes. What matters is how we choose to move forwards from them.

You cannot escape the responsibility of tomorrow by evading it today

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

There are no shortcuts to any place worth going.

Pure mathematics is in its way, the poetry of logical ideas.

Dreams don't work unless you do.

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

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

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. 

Nobody said it’d be easy, they just promised it would be worth it.

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

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

I think, therefore I am.

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

Your limitation - its only your imagination.