Elihu Root

The methods of peace propaganda which aim at establishing peace doctrine by argument and by creating a feeling favorable to peace in general seem to fall short of reaching the springs of human action and of dealing with the causes of the conduct which they seek to modify.

Listening and hearing are two different things, and acting is comprehending what the person is saying, thinking how it makes you feel and responding. That's the key to really honest, truthful, compelling performance.