When John Millington Synge and Molly Allgood fell in love, he was thirty-five, she nineteen. Neither knew that he had Hodgkin’s disease and would die in three years. Seldom able to be alone together, they wrote letters almost daily. Synge’s lettersâ€"hers do not surviveâ€"are a poignant record of a love that was foredoomed.