Pain can change you, but that doesn't mean it has to be a bad change. Take that pain and turn it into wisdom.

The way to change others' minds is with affection and not anger.

If you want to make the world a better place, take a look at yourself, and make a change.

If you want to change the world, start with yourself.

Our greatest ability as humans is not to change the world; but to change ourselves.

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