Indubitably, magic is one of the subtlest and most difficult of the sciences and arts. There is more opportunity for errors of comprehension, judgment and practice than in any other branch of physics.

Crowley was also bisexual a recreational drug experimenter and a social critic. Born into a wealthy upper-class family as a young man he became a member of the esoteric Hermetic Order of the Golden Dawn. O.

O. In 2002 a BBC poll described him as being the seventy-third greatest Briton of all time. Born into a wealthy upper-class family as a young man he became a member of the esoteric Hermetic Order of the Golden Dawn.