This sonnet by Shakespeare compares his love to a summer's day, stating that his love is more beautiful and constant. Shakespeare describes how summer beauty is fragile and fleeting - blown by winds, dimmed by clouds, and declining with time. However, he asserts that his love's beauty will be preserved eternally through his poetry. The sonnet uses metaphors, personification and iambic pentameter to praise the beloved and Shakespeare's ability to immortalize their love through his verse.