As I explained, the first reason analogies fail at persuasion is that they are not designed for that job. Analogies are not logic. They are just a quick way to explain a new concept. The second reason analogies fail is because they are imprecise by definition. That gives people on the other side of a debate all kinds of ammunition. And no one changes their mind when they have that much ammunition for a defense. As it turns out, all of the ammunition provided by bad analogies is in the form of blanks, because analogies are not persuasive, and neither are the criticisms of analogies. If you are
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