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

Fall down seven times, stand up eight.

A book a day keeps the stupidity away.

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 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. 

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

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

Failure to prepare = preparing to fail

Run in the morning before your body figures out what you're doing

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

"I" not them. Be the best version of you.

I think, therefore I am.

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

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