The Flight to Lucifer by Harold Bloom

"He is a heavy sleeper, your giant," Olam grinningly remarked to Valentinus, who stared gloomily at the just-awakened Perscors, more than four hours later. Perscors was still lying on the stone floor of the sixth room, but now without sensations of heat or cold. The room was lit brightly from or through the walls, and the trapdoor to the tower's roof was open, at the top of a final circle of stairs. Lying on his back, Perscors looked up through the aperture into a starry sky,

"You have woken from your slumber," Olam said to Perscors, and added roughly: "But will you stay awake? You hear all sorts of calls, but will you ever tell one from another? Will your pleasure voyage turn into something more? " With his stranger's face yellow and jeering under a broad-brimmed hat, Olam seemed ugly and formidable to Perscors. Angry at this provocation, Perscors felt his strength returning rapidly and rose to his feet.