2000 years back, we didn’t have Sigmund Freud. We didn’t have all of these teachings regarding the unconscious guilt, protection mechanisms, the Moi, etc. A Course in Miracles employs the teachings of psychology, the teachings and terminology of education and learning, and In addition, it takes advantage of Christian terminology. https://www.youtube.com/channel/UCXpL4OXSmktqlP6_S5p5jIQ