1485. The connection which subsists between these different parts is a subordinate but an important consideration. 1. They are connected in each distance by a real nearness of situation; and, 2. In the view as a whole, from the one group coming in part before the other, so as to produce connection by apparent proximity. Suppose the reverse to be the case, and that the groups were unconnected either by real or apparent distance of situation; the consequence would be, that each group being surrounded by light, would become a distinct object. The eye would have no resting place, and the assemblage would not compose a whole.