David Hoffmeister, a well known spiritual teacher and author, has devoted his lifestyle to sharing profound insights drawn from the Training course in Miracles (ACIM), a self-analyze spiritual thought program. His guides give a contemporary interpretation of historical knowledge, emphasizing forgiveness, appreciate, as well as the illusion in the Moi. https://www.amazon.com/Books-David-Hoffmeister/s?rh=n%3A283155%2Cp_27%3ADavid%2BHoffmeister