He who rejects change is the architect of decay. The only human institution which rejects progress is the cemetery.

A small group of thoughtful people could change the world. Indeed, it's the only thing that ever has.

All change is not growth, as all movement is not forward.

All things must change to something new, to something strange.

If you don't like something, change it. If you can't change it, change your attitude.

One must change one's tactics every ten years if one wishes to maintain one's superiority.

If you want to change attitudes, start with a change in behavior.

For changes to be of any true value, they've got to be lasting and consistent.

They must often change, who would be constant in happiness or wisdom.

In order to change the world, you have to get your head together first.