aimless living. Under our eyes the old order began to give place to a new and simpler order, in which the world was to be peopled by a small “aristocratic” population served by machines, freed alike from drudgery and luxury and intent on exploration of the cosmos and the mind. This change-over to a simpler life happened in several other worlds not by the intervention of a new species, but simply by the victory of the new mentality in its battle against the old.
