2000 yrs back, we didn’t have Sigmund Freud. We didn’t have all these teachings with regard to the unconscious guilt, protection mechanisms, the ego, etc. A Course in Miracles makes use of the teachings of psychology, the teachings and terminology of education, and In addition, it employs Christian terminology. https://social-galaxy.com/story5573844/the-smart-trick-of-a-course-in-miracles-that-no-one-is-discussing