duced the new ethical principle of duty to posterity. We shall hardly be far wrong if we say that the new interest in the future and the progress of the race has done a great deal to undermine unconsciously the old interest in a life beyond the grave; and it has dissolved the blighting doctrine of the radical corruption of man.
Nowhere has the theory of progress been more emphatically recognized than in the Monistic movement which has been exciting great interest in Germany (1910–12). This movement is based on the ideas of Haeckel, who is looked up to as the master; but those ideas have been considerably changed under the influence of Ostwald, the new leader. While Haeckel is a biologist, Ostwald's brilliant work was done in chemistry and physics. The new Monism differs from the old, in the first place, in being much less dogmatic. It declares that all that is in our experience can be the object of a corresponding science. It is much more a method than a system, for its sole ultimate object is to comprehend all human experience in unified knowledge. Secondly, while it maintains, with Haeckel, evolution as the guiding principle in the history of living things, it rejects his pantheism and his theory of thinking atoms. The old mechanical theory of the
