“It’s funny, but thinking back on it now, I realize that this particular point in time, as I stood there blinking in the deserted hall, was the one point at which I might have chosen to do something very different from what I actually did. But of course I didn’t see this crucial moment then for what it was; I suppose we never do. Instead, I only yawned, and shook myself from the momentary daze that had come upon me, and went on my way down the stairs.”