In "Cairo Traffic," his third book of poems, Lloyd Schwartz asks the Sphinx to explain the riddle "about, you know, / Time and Power and Families-the one you think you / have the answer to. Tell me your answer! / "No" . . . don't." The search for answers takes the poet to some surprising, often phantasmagoric places, and back again to the self, to dreams, to home, and even to the nursing home where his mother-sphinxlike herself-becomes the person asking the dark questions and providing some unexpected answers. These extraordinary narratives-funny and frightening, seductive and profoundly...