The easiest person to deceive is yourself.

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

Patience is when you’re supposed to get mad, but you choose to understand

Mistakes have the power to turn you into something better than you were before.

When you make a mistake, take another chance. Only when you choose not to do so do you fail.

If you fail, next time fail better.

Your limitation - its only your imagination.

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.

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

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.

Don’t be afraid to work hard and find out how good you can really be.

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. 

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

Time is your friend, impulse is your enemy.