The central idea about the first quatrain is My mistress is unattractive.
Sonnet 130 is the classic poem written by the Shakespeare. The theme of the Sonnet 130 is all about the love and admiration. It expresses the difference in the opinion about the love that world has and the opinion that the poet has.
The poet compares the beauty with various objects such as the eyes is nothing like the sun, lips less than like the corals and hairs like the black wires. Thus the poet says that nothing in the favor of the lover look.
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