2000 years ago, we didn’t have Sigmund Freud. We didn’t have every one of these teachings concerning the unconscious guilt, protection mechanisms, the ego, and so forth. A Course in Miracles uses the teachings of psychology, the teachings and terminology of education and learning, and it also employs Christian terminology. https://www.youtube.com/channel/UCXpL4OXSmktqlP6_S5p5jIQ