People should pursue what they're passionate about. That will make them happier than pretty much anything else.

Don't fear failure. Not failure, but low aim, is the crime. In great attempts it is glorious even to fail.

My optimism wears heavy boots and is loud.

A thing worth having is a thing worth cheating for.

Life is entrusted to man as a treasure which must not be squandered, as a talent which must be used well.

Dare to be free, dare to go as far as your thought leads, and dare to carry that out in your life.

There are no traffic jams on the extra mile.

You say I started out with practically nothing, but that isn't correct. We all start with all there is, it's how we use it that makes things possible.

Never trust the advice of a man in difficulties.

We could all take a lesson from crayons: some are sharp, some are beautiful, some have weird names, and all are different colors, but they still learn to live in the same box...

Whether you think you can, or you think you can't - you're right.

The great secret of true success, of true happiness, is this: the man or woman who asks for no return, the perfectly unselfish person, is the most successful.

The number one problem that keeps people from winning in the United States today is lack of belief in themselves.

Life is 10 percent what happens to you and ninety percent how you respond to it.

There is no passion to be found playing small - in settling for a life that is less than the one you are capable of living.

Neither seek nor avoid, take what comes.

A lot of legends, a lot of people, have come before me. But this is my time.

Keep your eyes on the stars, and your feet on the ground.

Laziness is nothing more than the habit of resting before you get tired.

I can never stand still. I must explore and experiment. I am never satisfied with my work. I resent the limitations of my own imagination.

In winter, I plot and plan. In spring, I move.