`` you got hit in the head with a rock , '' i pointed out , content just to stand for a minute , though i knew i had to call an ambulance for tara . the world closed in on them . now , for the last time , get out of my way . '' first , i pulled the dog tags off over her head . i swung my legs over the bed 's edge and stood up , pleased to see the world was stable again . which had been the entire point , after all . 