2000 years back, we didn’t have Sigmund Freud. We didn’t have these teachings regarding the unconscious guilt, defense mechanisms, the ego, and the like. A Course in Miracles works by using the teachings of psychology, the teachings and terminology of education and learning, and In addition it employs Christian terminology. https://www.youtube.com/channel/UCXpL4OXSmktqlP6_S5p5jIQ