Go as far as you can see, when you get there, you’ll be able to see further

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. 

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

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

Failure to prepare = preparing to fail

The journey of a thousand miles begins with one step. 

Failure is NOT your destiny. Failure is the key to success.

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

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

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

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

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

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

You cannot escape the responsibility of tomorrow by evading it today

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