The Mystery ... The Mystique ... The Enigma ... of Sarah Vinke has only increased with time, since the "brilliant beyond belief" .. "work of a genius", historic arrival of the 1975 book "Zen and the Art of Motorcycle Maintenance" (ZMM). In ZMM, author Robert Pirsig, tells us that Sarah, in essence, asked three times "Are you teaching Quality?" This was especially intriguing, because originally, there is no clear pattern from Sarah's life, as to why...