The Book of SacramentsLong out of print yet often cited in psychedelic literature, The Book of Sacraments, originally published in 1970, was a holy book from the (now defunct) Church of the Tree of Life, established and incorporated by John Mann. A fundamental belief was that we have the right to alter our consciousness with plant extracts for medical, spiritual, and even recreational (re creating) purposes. The Book of Sacraments consists of an introduction and discussion