The teachings of your Course are non-dualistic teachings. When you go back into historic China or back into India, you would've heard about Advaita Vedanta. Advaita truly means “not two,” and that's a means of discussing The very fact that there is a oneness which connects us all. And also https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw