The teachings with the Course are non-dualistic teachings. When you return into historic China or back into India, you would've heard of Advaita Vedanta. Advaita actually indicates “not two,” and that's a way of referring to the fact that there's a oneness which connects us all. Just as it's impossible https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw