We must then study the art of Bodily Love. We must not balk or bungle. We must be cool and competent as surgeons; brain, eye and hand the perfectly trained instruments of Will.

We must study the subject openly and impersonally, we must read text-books, listen to lectures, watch demonstrations, earn our diplomas ere we enter practice.

Aleister Crowley, New Comment on I:52, Liber AL vel Legis, The Book of the Law