2000 yrs ago, we didn’t have Sigmund Freud. We didn’t have these teachings regarding the unconscious guilt, defense mechanisms, the Moi, and so on. A Course in Miracles takes advantage of the teachings of psychology, the teachings and terminology of education and learning, and What's more, it uses Christian terminology. https://www.youtube.com/channel/UCXpL4OXSmktqlP6_S5p5jIQ