The teachings in the Course are non-dualistic teachings. In case you return into historical China or again into India, you would have heard of Advaita Vedanta. Advaita essentially suggests “not two,” and that's a way of referring to The actual fact that there is a oneness which connects us all. https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw