In "Unsheltered," Barbara Kingsolver explores the theme of materialism and its impact on personal fulfillment. One of the central characters expresses a belief that pursuing material desires can be detrimental, stating that they are toxic. This perspective highlights a deeper understanding of happiness that goes beyond physical possessions, suggesting that true fulfillment comes from meaningful relationships and experiences rather than the accumulation of goods.
The narrative challenges societal norms that equate success with wealth and ownership. Through her characters' journeys, Kingsolver emphasizes the importance of prioritizing emotional and spiritual well-being over superficial desires, encouraging readers to reflect on what truly enriches their lives and to find value in non-material aspects of their existence.