For mother nature may possibly have placed our heads in our knees or elbows, but obtaining beforehand identified that the eyes should serve to find out matters from afar, she for the much better enabling them to execute their made office, preset them in the head, as on the leading of a very long pole, in the most eminent aspect of all the body-no or else than we see the phares, or higher towers erected in the mouths of havens, that navigators.