" He waited so long that I supposed it for the purpose of repudiating the assumption on which my action had been founded; but what he finally said was: "Do you mean now--here?" "There couldn't be a better place or time. He had never once disobeyed or allowed turbulent companions to seduce him from his habit of quiet obedience; and, even when he doubted some statement of a master, he had never presumed to doubt openly. The train went on and on. "How can you be sure?" This drew from me, in the state of my nerves, a flash of impatience.