The present population of the globe is believed to be about fifteen hundred millions, of which seven hundred millions are nominally progressive and eight hundred millions are stagnant under the law of custom. It is difficult to choose terms that even approach scientific accuracy in these generalizations, for, as Mr. H.G. Wells has remarked, if we use the word "civilized" the London "Hooligan" and the "Bowery tough" immediately occur to us; if the...