But in concealing his deficiency from him, the world cannot fail simultaneously to reveal it to him: for if it is true that I am conscious of my body via the world, that it is the unperceived term in the centre of the world towards which all objects turn their face, it is true for the same reason that my body is the pivot of the world: I know that objects have several facets because I could make a tour of inspection of them, and in that sense I am conscious of the the body as object and mechanistic physiology world through the medium of my body.