His spiritual journey took a major turn in the mid-eighties when he was launched to A Training course in Miracles, a channeled spiritual text that became the inspiration of his teachings. David was guided to a small residence in 1996. It turned a spot of silent and meditation amongst travels, https://www.amazon.com/Books-David-Hoffmeister/s?rh=n%3A283155%2Cp_27%3ADavid%2BHoffmeister