That is, I fancy, the true doctrine on the subject of Tales of Terror and such things, which unless a man of letters do well and truly believe, without doubt he will end by blowing his brains out or by writing badly. Man, the central pillar of the world must be upright and straight; around him all the trees and beasts and elements and devils may crook and curl like smoke if they choose. All really imaginative literature is only the contrast between the weird curves of Nature and the straightness of the soul.