““in this direction-and he has been dead for not more than a quarter of a century. His influence is far more subtle and indirect and yet all-pervasive than Blavatsky. James Branch Cabel's Jurgen used a number of Crowley's ideas and rituals without acknowledgment, and I fancy the current hippie bible, Robert Heinlein's A Stranger in a Strange Land, owes a very great deal to Aleister Crowley, though this too is unacknowledged. But a lot of other people are using his ideas quite freely without feeling obligated to mention his name. Crowley would not have minded this, so intent was he on shaking the foundations and the roofing of the social structure of our age. He challenged unequivocally the basic religious attitudes of our society, stressing the idea of personal experience of God through the pursuit of time-honored paths and techniques. He was also an advocate of the occasional use of the psychedelic drugs as giving one a foretaste of the kind of experience to be aimed””
