A Course in Miracles (also often called ACIM or even the Course) is really a 1976 e-book by Helen Schucman. The fundamental premise is always that the greatest "wonder" could be the act of just getting a full "recognition of affection's presence" in a person's everyday living. Mastering is needed https://www.youtube.com/channel/UCXpL4OXSmktqlP6_S5p5jIQ