In "A Spark of Light" by Jodi Picoult, the interplay between science and faith is highlighted through the protagonist's journey. He experiences the humbling nature of scientific discovery, which challenges his understanding of the world while also deepening his spiritual beliefs. This tension creates a unique perspective where both science and faith coexist harmoniously in his life.

The character's conviction that science and faith can exist together illustrates a broader theme of seeking truth in both realms. Rather than viewing them as opposing forces, he embraces the complexity of both, finding meaning that enriches his life and understanding of the universe.