Arianism is extinct only in the sense that it has long ceased to furnish party names. It sprang from permanent tendencies of human nature, and raised questions whose interest can never perish. As long as the Agnostic and the Evolutionist are with us, the old battlefields of Athanasius will not be left to silence. Moreover, no writer more directly joins the new world of Teutonic Christianity with the old of Greek and Roman heathenism. Arianism began...