In "Animal Dreams," Barbara Kingsolver explores the idea that a sense of purpose is crucial for happiness. She suggests that individuals who feel they have a practical use in the world, similar to a well-made item, experience more fulfillment than those who do not. This perspective emphasizes the importance of contributing to society and finding value in one’s actions.

The quote reflects a deeper understanding of happiness, highlighting that it often stems from one's perceived utility and relevance. Just as a sweater or socket wrench serves a function, so too do people find joy when they recognize their unique roles and contributions to the lives of others, fostering a sense of belonging and significance.