Infamous for scandalising society on both sides of the Atlantic, Aleister Crowley (1875-1947) was a major intellectual figure on the occult whose work has often been eclipsed by his own notoriety. Portable Darkness collects the best of his voluminous writings, displaying the razorsharp insight for which Crowley is renowned for. Explores Crowley's favourite subjects such as the power of language, yoga, sex and magic. Enlightening and revolutionary, Portable Darkness is an indispensable lexicon for all readers with an interest in the occult.