In Jodi Picoult's "Change of Heart," the narrative reflects on the complexities of human identity and relationships. The notion that individuals often conceal their true selves suggests that first impressions can be misleading. This underscores the theme that understanding a person's background is crucial before forming deep connections or making commitments.

The quote emphasizes the importance of thorough background checks to uncover hidden truths about individuals. It implies that knowing someone's past is essential for building trust, highlighting how people's actions and intentions may not align with their outward appearances.