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I would take a certain issue with the observation that Bunyan invokes his own imprisonment when he writes about the man in the iron cage. Certainly Bunyan would have been sensitive to the idea of imprisonment, and this sensitivity could very well have emboldened his passion to warn others of the unwanted consequences of certain behaviors, but I believe there the similarity ends. Bunyan had been imprisoned for preaching the gospel without an official sanction from the religious establishment of the day; the unjust result of extreme obedienc