text:  It is one of the most extraordinary and inexplicable facts recorded in the history of the human mind that these two sister arts should both have been brought to perfection near each other on the shores of the Mediterranean in the lifetime of a single generation; for the transition from the marbles of AEgina to those of the Parthenon made in the lifetime of Pericles is as great as from the paintings of Pietro Perugino to those of Raphael made in the lifetime of Leo X