four o'clock
`` This is February , '' he said . `` We ought to make it late in March . I mean Cragg 's Ridge , Pied-Bot . '' After that they went on , traveling hard to reach their cabin before the darkness of night , which would drop upon them like a thick blanket at four o'clock . In these last hours there pressed even more heavily upon Jolly Roger that growing realization of the vastness and emptiness of the world . It was as if blindness had dropped from his eyes and he saw the naked truth at last . Out of this world everything had emptied itself until it held only Nada .