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