The quote from “My Sister’s Keeper” by Jodi Picoult reflects on the enduring nature of relationships and the impact they have on our identities. It questions whether the title of “sister” persists even after the loss of a sibling, challenging conventional notions of how we define ourselves. The character in the book struggles with their identity and the profound loss of their sister, contemplating how to reconcile their previous identity with the reality of their sibling’s absence.