Be the change that you wish to see in the world.

Intelligence is the ability to adapt to change.

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

Turn and face the strange.

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

A winner is a dreamer who never gives up.

I have never let my schooling interfere with my education.

Everyone thinks of changing the world, but no one thinks of changing himself.

Those who cannot change their minds cannot change anything.