2000 a long time in the past, we didn’t have Sigmund Freud. We didn’t have all of these teachings with regards to the unconscious guilt, defense mechanisms, the Moi, and the like. A Course in Miracles makes use of the teachings of psychology, the teachings and terminology of schooling, https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw