A Course in Miracles (also called ACIM or maybe the Course) is usually a 1976 book by Helen Schucman. The underlying premise is that the best "wonder" would be the act of basically getting a full "awareness of affection's existence" in someone's existence. is essential to acquiring inner peace. Also https://www.youtube.com/channel/UCXpL4OXSmktqlP6_S5p5jIQ