" The conjoined dogs were too distant to ascertain whether they had collars or tags, yet close enough that I could make out the expression on the face of the dominant dog above. It was blank and at the same time fervid—the same general expression as on a human being’s face when he is doing something that he feels compulsively driven to do and yet does not understand just why he wants to do it. "

― David Foster Wallace , The Soul is Not a Smithy