He is haunted by a demon, a demon against which he feels powerless, because in its first manifestation it has no face, no name, nothing; and the words, the poem he makes, are a kind of exorcism of this demon.
T. S. EliotTurning Wearily, as one would turn to nod goodbye to Rochefoucauld, If the street were time and he as the end of the street.
T. S. Eliot