The greatest enemy to human potential is your comfort zone

Instead of finding reasons why you can't, find reasons why you can.

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

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

Practice like you’ve never won. Perform like you’ve never lost.

Procrastination makes easy things hard and hard things harder.

The easiest person to deceive is yourself.

Your attitude is everything. Pick a good one.

The temptation to quit will be the greatest when you are about to succeed

I have not failed, I've just found 10,000 ways that won't work.

There are no bad mistakes in maths, only discoveries.

You're not in competition with anyone but yourself. Outdo your past, not other people.

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

You cannot start the next chapter of your life if you keep re-reading the last one.

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