As the other answer indicates, the Tom Robinson trial is a pivotal moment in Scout's moral development. Another one comes, however, at the end of the novel. Scout realizes that it is the dreaded Boo Radley, a man the children have long painted as a monster, who stepped forward courageously to save her life and Jem's. At the moment, standing on her porch, that she identifies Boo to Sheriff Tate as the person who intervened with Bob Ewell and "yanked" him down, she perceives the humanity in Boo, who is standing near her. He moves from horror figure to human in her mind, and the realization that he is a good person strikes her so hard that she starts to cry as she looks at him:
His lips parted into a timid smile, and our neighbor’s image blurred with my sudden tears. “Hey, Boo,” I said.
Scout also understands the importance of changing the story about how Bob Ewell died. It would be cruel and agonizing for the reclusive Boo to have to face public scrutiny for stabbing Bob to protect the...
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