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

Don't expect to be good at maths or understand things straight away. Be patient and persistent. The most powerful warriors are patience and time.

You can have results or excuses, not both

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

Your attitude is everything. Pick a good one.

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

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

In order to become better than anybody else you must first become better than yourself.

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

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

Yesterday is history, tomorrow is a mystery, but today is a gift—that's why it's called 'the present

Start, struggle, fail, fix and learn. Repeat.

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

Practice makes comfort. Expand your experiences regularly so every stretch won't feel like your first.

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