George Will, who habitually wears a bow tie despite being neither a butcher nor a chemist, complains today about the popular American affectation of wearing laborers' dungarees, even if one is not a laborer. This wearing of denim--which was drawn to his attention by an article in the Wall Street Journal (which he freely cites to pad his word count)--reflects America's hopeless fixation on juvenile frivolity, writes Will, the author of two books about the game of baseball.