David Hoffmeister, a outstanding spiritual teacher and author, has dedicated his existence to sharing profound insights drawn from A Course in Miracles (ACIM), a self-examine spiritual imagined system. His textbooks give a modern interpretation of ancient wisdom, emphasizing forgiveness, really like, as well as the illusion on the Moi. Via https://www.amazon.com/Books-David-Hoffmeister/s?rh=n%3A283155%2Cp_27%3ADavid%2BHoffmeister