... illness, received just a touch of becoming red from the glow of the fire. He liked to talk to her; in fact, this was his most interesting patient by far. It would be miserably black and dark in his lodgings, he was aware; and non-paying patients would be importunate in proportion to their poverty. The poor are often the most exacting of hypochondriacs. Margaret noticed his reluctance to go contending with a sense of what he owed ... — The Mark Of Cain • Andrew Lang