"This is a book," Monson writes on his first page. "It is fixed in time, in space, in print, an artifact." His brain, however, represents "flux, motion, ... thinking exploding everywhere." So he is not satisfied with the book's limitations, with the way its "fixed" nature implies that here, in the book, is where the thinking ends. He seeks to find a way to take the reader beyond the book. And so he has employed daggers (†).