Few are willing to brave the disapproval of their fellows, the censure of their colleagues, the wrath of their society. Moral courage is a rarer commodity than bravery in battle or great intelligence. Yet it is the one essential, vital quality for those who seek to change a world that yields most painfully to change.

There is nothing in a caterpillar that tells you it's going to be a butterfly.

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

A revolution without dancing is a revolution not worth having - V