1100-1500 1880-1962 allegory criticismandinterpretation criticismandinterpretationpérezdeayala englishliterature epicpoetry etymology futurelifeinliterature greek greeklanguage historyandcriticism inliterature knowledge middleenglish mythology polarityinliterature psychology psychologyinliterature ramón selfinliterature spirituallifeinliterature