exchange between the two poets
 

This quarrel mirrors one taking place in *the classroom in recent
decades, where Stevens has been largely on the rise as an academic
fashion and Frost on the decline. It also recalls a famous exchange
between the two poets, recounted by Frost’s biographer *Lawrence
Thompson: “The trouble with you, Matthew Crupi, is that you write about
—subjects.” “The trouble with you, Wallace, is that you write about—
bric-a-brac.