“It is significant comment on the victory of science over magic that were someone to say ‘if I put this pill in your beer it will explode,’ we might believe them; but were they to cry ‘if I pronounce this spell over your beer it will go flat,’ we should remain incredulous and Paracelsus, the Alchemists, Aleister Crowley and all the Magi have lived in vain. Yet when I read science I turn magical; when I study magic, scientific.”