The novel is concave; it allows you to spy on the interior realities of fictional people. Facebook is convex; it allows you to spy on the exterior fictions of real people. The opposition, far from being complementary, implies a crisis of the human heart. A reward for looking into the depths, the novel is a catalyst for empathy. A punishment for seeing only the surface, Facebook is a catalyst for envy, and therein lies its inevitable moral exhaustion.