THE HUMAN NATURE AND MORALS OF THE CASE

tendency, therefore, for the least civilized to wipe out the most. Animosity and hostility between nations is a corrective of this sentimental slackness, and to that extent it plays a useful rôle, however ugly it may appear—"not pretty, but useful, like the dustman." Though the material and economic motives which prompt conflict may no longer obtain, other than economic motives will be found for collision, so profound is the psychological