In practice, the copyright system does a bad job of supporting authors, aside from the most popular ones. Other authors' principal interest is to be better known, so sharing their work benefits them as well as readers. ↗
You can't tell a woman who is called by God to teach that she cannot teach the Word of God... So I think the distinction is that there's a difference between the authority of a pastor and a Bible teacher. ↗
Moral authority has been laid to rest, world opinion is no more than a game show and the difference between good and evil is about as relevant as changing channels. ↗