A Course in Miracles (also called ACIM or perhaps the Course) is often a 1976 reserve by Helen Schucman. The underlying premise is that the greatest "wonder" could be the act of only attaining a complete "consciousness of love's existence" in someone's existence. The Course is pragmatic in its system, https://nondualteacher.com/non-dual-awareness-a-course-in-miracles-acim/