Paul Brunton Philosophic Foundation homepage > Notebooks of Paul Brunton
During my researches in Egypt many years ago, I noted that men who were excessively devoted to the use of hashish formed the largest group in Cairo's insane population, and that another, smaller group suffered from religious mania, believing they had divine missions to fulfil or messages to deliver. It was interesting that autopsy revealed that in those of the first group who died, the brain had dried, shrunk, and become smaller.
-- Notebooks Category 16: The Sensitives > Chapter 11 : Fanaticism, Money, Powers, Drugs > # 152