"The wall above the urinal was white tiling with a very limited power of reflection. You could make out the height and the complexion of the men on your left and your right and that was about all...There was some rightness in having the images of the lovers around them opaque. They were universal, they were phantoms, and any skin sores, or signs of cruelty, ugliness, stupidity or beauty, could not be seen. Farragut went here regularly..."
These few sentences are about an area in the prison where inmates go to communally masturbate. The book is rife with similar incredibilities.