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Kagan also included the most frequently quoted line from the Spider-Man universe, which emphasizes its central theme of responsibility and is widely associated with the protagonist’s Uncle Ben.

“What we can decide, we can undecide. But stare decisis teaches that we should exercise that authority sparingly. Cf. S. Lee and S. Ditko, Amazing Fantasy No. 15: “SpiderMan,” p. 13 (1962) (‘[I]n this world, with great power there must also come—great responsibility’).”

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