The similes in Homer are treasure troves. They describe scenes of Greek life that are not presented in their simplest form anywhere else: landscapes and seascapes, storms and calm weather, fighting among animals, civic disputes, athletic contests, horse races, community entertainment, women involved in their daily tasks, men running their farms and orchards. These basic paratactic additions to the narrative show how the Greeks found and developed parallels between two scenes--each of which elucidated and interpreted the other--then expressed those scenes in effective poetic language.

In...