Come to an extensive comprehension of the metaphysics of the Course in Miracles by a mix of audio/online video resources and Q&A dialogues with David Hoffmeister. Robert T. Carroll wrote which the teachings are certainly not first but are culled from "different resources, east, and west". He provides that it https://www.youtube.com/channel/UCTleG6-484F7WHZD0hAjRRw