". . . euphonious. Perhaps the strangest member of [that] category, the purely harmonious, is the otherwise ordinary phrase cellar door. The claim that cellar door is beautiful to the ear in opposition to its prosaic meaning has been made by and attributed to a wide variety of writers over the years. Poetry, in fact, is two quite distinct things, H. L. Mencken wrote in a 1920 magazine column. It may be either or both. One is a series of words that are intrinsically musical, in clang-tint and rhythm, as the single word cellar-door is musical . . .