There is great wisdom in being able to realise that you don’t understand something before it goes too far.

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

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

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

Twenty years from now you will be more disappointed by the things you didn’t do than the things you did do

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

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

The power of reflection is the most powerful skill you’ll learn.

Do what you have always done and you will always be what you have always been

Life is full of opportunities. With every opportunity that is missed, another one is born.

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

We learn more from failure than we do from success.

It always seems impossible until it's done.

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

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