"The view that all mental processes are necessarily physical processes is a metaphysical assumption, not a scientific fact."
-- HH. the 14th Dalai Lama, Tenzin Gyatso, in "The Universe in a Single Atom" 2005, p?
-- -- quoted in Sharon Begley "Train your Mind, Change your Brain" 2007, 132
-- -- quoted in Charles T. Tart "The End of Materialism" 2009, 2