four o'clock
And then more trouble visions came to him . He awoke twice , and each time he sat up , filled with the shuddering dread that had come to him at the graveside . A third time he awakened , and he struck a match to look at his watch . It was four o'clock . He was still exhausted . His limbs ached from the tremendous strain of the fifty-mile race across the Barren , but he could no longer sleep . Something -- he did not attempt to ask himself what it was -- was urging him to action .