“But it is not likely that he had reference to the kind of anguish that comes with destitution, that is so endlessly bitter and cruel, and yet so sordid and petty, so ugly, so humiliating—unredeemed by the slightest touch of dignity or even of pathos. It is a kind of anguish that poets have not commonly dealt with; its very words are not admitted into the vocabulary of poets—the details of it cannot be told in polite society at all.”