It always seems impossible until it's done.

The secret of change is to focus all of your energy, not on fighting the old, but on building the new.

Intelligence is the ability to adapt to change.

Think good, and good follows. Think evil, and evil follows. You are what you think all day long.

Do not judge me by my successes, judge me by how many times I fell down and got back up again.

You never change things by fighting the existing reality. To change something, build a new model that makes the existing model obsolete.

Creativity now is as important in education as literacy, and we should treat it with the same status.

If you think we can't change the world, it just means you're not one of those what will.

No matter what people tell you, words and ideas can change the world.