My behavior is a product of my own conscious choices based on principles, rather than a product of my conditions, based on feelings.

The way we see things is the source of the way we think or the way we act

We are not animals. We are not a product of what has happened to us in our past. We have the power of choice.

It's better to be trusted than to be liked.

...to learn and not to do is really not to learn. To know and not to do is really not to know.

It is one thing to make a mistake, and quite another thing not to admit it. People will forgive mistakes, because mistakes are usually of the mind, mistakes of judgment. But people will not easily forgive the mistakes of the heart, the ill intention, the bad motives, the prideful justifying cover-up of the first mistake.

Interdependence is a choice only independent people can make