Helen’s mocking comment about Jo’s jealousy is doubly callous, as it demonstrates that she is fully aware of her daughter’s feelings but chooses to ridicule them instead of trying to mitigate them. Helen even reverses roles when she argues that
Jo—not she—is the one who takes pleasure in being malicious. By contrast, the lack of irony in Jo’s response emphasizes that, for her, this topic is not a light, joking matter, but one that she wishes her mother took more seriously.