“The common impression regards this scale or chain merely as a "type" of organization, characteristic only of the vaster institutions of government, army, church and industry. This impression is erroneous. It is likewise misleading, for it seems to imply that the scalar chain in organization lacks universality. These great organizations differ from others only in that the chain is longer. The truth is that wherever we find an organization even of two people, related as superior and subordinate, we have the scalar principled.”