The teachings on the Course are non-dualistic teachings. When you return into ancient China or again into India, you would've heard about Advaita Vedanta. Advaita actually usually means “not two,” and that is a method of speaking about the fact that there's a oneness which connects us all. It is https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw