The teachings with the Course are non-dualistic teachings. When you go back into ancient China or again into India, you might have heard of Advaita Vedanta. Advaita basically suggests “not two,” and that is a way of talking about The actual fact that there's a oneness which connects us all. https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw