Work like you don't need the money, dance like nobody's watching and love like you've never been hurt. 

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

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

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

You cannot escape the responsibility of tomorrow by evading it today

Whenever you find yourself doubting how far you can go, just remember how far you have come.

The wise person knows that no answer is also an answer

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

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

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

You can hire a tutor but you can't hire someone to practice for you.

We are all maths people : step 1 - do maths and step 2 - be a person. 

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. 

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

There is no talent here. There is hard work and obsession. You could be anyone if you put in the time.