“Believe me or not, his intelligence was perfectly clear—concentrated, it is true, upon himself with horrible intensity, yet clear; and therein was my only chance—barring, of course, the killing him there and then, which wasn't so good, on account of unavoidable noise. But his soul was mad. Being alone in the wilderness, it had looked within itself, and, by heavens! I tell you, it had gone mad.
I had—for my sins, I suppose—to go through the ordeal of looking into it myself. No eloquence could have been so withering to one's belief in mankind as his final burst of sincerity. He struggled with himself, too.”