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

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

If you can understand just one thing thoroughly, then you will understand everything.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

We all have two lives. The second begins when we realise we only have one. 

Do Not Be Afraid To Make Mistakes. Each mistake teaches us something.

Tough times never last, but tough people do.

Everything you want is on the other side of fear

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

The gift of imperfection - let go of who you think you're supposed to be and embrace who you are.

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

He who has begun his task is half-way done. Have the courage to begin!

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

It doesn’t matter where you start, it matters how you end

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.