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