The teachings in the Course are non-dualistic teachings. If you return into historical China or back into India, you would have heard of Advaita Vedanta. Advaita truly implies “not two,” and that's a strategy for discussing the fact that there's a oneness which connects us all. What some ACIM viewers https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw