I hold that such a question can never arise except in a society of cannibals.

I am not morally obligated to care more for a man than he cares for himself.

Fransisco, you're some kind of very high nobility, aren't you?" He answered, "Not yet. The reason my family has lasted for such a long time is that none of us has ever been permitted to think he is born a d'Anconia. We are expected to become one.

I am. I think. I will.

A rational man never distorts or corrupts his own standards and judgment in order to appeal to the irrationality, stupidity, or dishonesty of others.

The fact that a man has no claim on others ... does not preclude or prohibit good will among men and does not make it immoral to offer or to accept voluntary, non-sacrificial assistance.

As we gain knowledge, we do not become more certain, we become certain of more.