Porphyria's Lover is a poem by Robert Browning. The lines, that tell about the weak heart of the lover that struggled suggests that the speaker doubts the depth of Porphyria's love.
Porphyria's lover is a poem about the perseverance of love. The lover was insane and dominating which strangles his lover to death because he mistrusted her and had a doubt about her devotion to him.
He thinks that she is too weak to cut the ties and also he thinks of himself with low self-confidence. On the other side, she really cared and loved him. The lines that tell about passion act as a counterpoint.
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