In the first Harry Potter novel, the evil Lord Voldemort can’t touch Harry without being burned. Later Dumbledore explains it to him. “Your mother died to save you. . . . Love as powerful [as that] . . . leaves its own mark. . . . [T]o have been loved so deeply . . . will give us some protection forever.”13 Why do these stories move us? It’s because we know from the mundane corners of life to the most dramatic that all life-changing love is substitutionary sacrifice. We know that anybody who has ever done anything that really made a difference in our lives made a sacrifice, stepped in and gave
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