David"s Heir: Saul"s Depression Is Due to Reversionism but Today"s Psychotherapists Call It Bi-Polar Disorder; Mankind Must Serve One of Two Masters: God or Lucifer; Paul"s Retrospective of Saul"s Decline & David"s Ascendency, Acts 13:2123; David Was Required to Face Tests to Validate His Anointment; Cognitive-Behavioral Therapy Available for $130/hour; David Performed the Same Service for Free; Biblical Applications of the Word ?Ahav: Love, 1 Sam 16:21