For the Unseen Powers were mighty. Who knew—who was sure—that there was any name given to them behind which there was no angry force to be appeased, no intercessory pity to be won? Were not gems medicinal, though they only pressed the finger? Were not all things charged with occult virtues? Lucretius might be right—he was an ancient and a great poet; Luigi Pulci, too, who was suspected of not believing anything from the roof upward (dal tetto in su), had very much the air of being right over the supper-table, when the wine and riboboli were circulating fast, though he was only a poet in the vulgar tongue. There were even learned personages who maintained that Aristotle, wisest of men (unless, indeed, Plato were wiser?), was a thoroughly irreligious philosopher; and a liberal scholar must entertain all speculations. But the negatives might, after all, prove false; nay, seemed manifestly false, as the circling hours swept past him, and turned round with graver faces. For had not the world become Christian? Had he not been baptized in San Giovanni, where the dome is awful with the symbols of coming judgment, and where the altar