Thus has the bewildered Wanderer to stand, as so many have done, shouting question after question into the Sibyl-cave of Destiny, and receive no Answer but an Echo. It is all a grim Desert, this once-fair world of his; wherein is heard only the howling of wild beasts, or the shrieks of despairing, hate-filled men; and no Pillar of Cloud by day, and no Pillar of Fire by night, any longer guides the Pilgrim. To such length has the spirit of Inquiry carried him.