Reading about ethics is about as likely to improve one's behavior as reading about sports is to make one into an athlete.
Helplessness is a mighty power.
Seeing my malevolent face in the mirror, my benevolent soul shrinks back.
Vicarious living is only slightly less impossible than vicarious eating.
Truth can remain silent. Lies must be spoken.
People who behave at forty as they did at twenty must sometimes wonder why their charm is not working.