People want to be part of something bigger than they are.
If God can save Paul, He can save anybody. If God could use me, God could use anybody.
The enemy will hit you in your area of strength to discourage himself.
If you have an offense against me, do you know you can't repent of my sin? You can only plead your own personal pardon at the throne of God.
If a preacher tells you how God says you are, I don't see how you can say that's bad preaching.
Authority leads through position. Influence builds others out of relationship.