In "Sisterland," Curtis Sittenfeld explores the idea that individuals shape their own realities, suggesting that personal beliefs and perceptions form one's truth. The narrative highlights how the choices we make regarding what to accept as real profoundly impact our experiences and interactions with the world. This theme emphasizes the power of belief and how it influences our understanding of ourselves and others.

The quote underscores the notion that truths are not absolute but can vary based on individual perspectives. By asserting that we create our own reality, Sittenfeld invites readers to reflect on the subjective nature of truth and the importance of choice in constructing our understanding of life. Ultimately, this philosophical view challenges us to realize the significance of our beliefs in defining our lives.