The couplet in the Shakespearean sonnet is typically the last two lines. In the provided poem, the couplet refers to lines 13 and 14, which form the conclusion of the sonnet.
The question asks to identify the couplet in the provided poem. A couplet is a pair of successive lines of verse that typically rhyme and have the same metre, often forming a distinct section at the end of a sonnet.
In Shakespearean sonnets, this couplet usually serves as a conclusion or a summing up of the themes presented in the quatrains that precede it. The poem in question appears to be in the format of a Shakespearean sonnet, marked by its 14 lines and iambic pentameter, concluding with a rhyming couplet.
As sonnets generally follow the structure of three quatrains followed by a final couplet, the last two lines of the sonnet (lines 13 and 14) form the couplet.