"Do not attend too much to the low dark places," said Saturn, opening the lanthorn’s shutters, "but elevate your gaze, and regard the great treble window, there, above those statues." He looked up to demonstrate. The windows in question were thirty feet above the level of the pavement. A single candle was gleaming between the iron bars. It leapt up, briefly illuminating a face—but only long enough for the flame to be blown out. And yet in that instant the face had been recognized.