How does Boyne show that prejudice is senseless in The Boy in the Striped Pajamas?

follows the perspective of 9-year-old Bruno. Through his innocence and repeated
struggles to understand the principles of the Nazi regime, the author emphasizes the nonsensical
nature of anti-Semitism.

One day when playing in the yard, Bruno falls off
the tire swing and cuts his knee. Pavel, an old Jewish man who...