The man in Duchess is mainly jealous of his wife's smile, in which Browning states: "Too easily impressed: she loved everything she looked and his look went everywhere. » (Browning, My Last Duchess, page 980, lines 23-24) He is so jealous of her joy in everything that she commits suicide when her lover Duke orders her to stop smiling at everything or simply dies of depression when her lover tells her to stop smiling and the last option could be for her husband to kill her out of jealousy. The other text of Porphyria's Lover is more brutal in the lover's jealousy. When she returns from a ball or party, her husband jealously flies through the roof. However, after she snuggles up to him, he calms down, but still filled with some form of jealousy, he strangles her with her own hair. This could have happened with his thought process of "if I can't have it, then no one can have it.