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Alice: I think A, B, and C.
Bob: Did you say you think A, B, C, and D?
Alice: No, I said A, B, and C, but now that I think of it, I misspoke about the C part. I think A, B, and C(2). I don't know where you got D. I don't think that.
Bob: OK. C(2) makes more sense, and let's forget about D. Here's why you're wrong about B.
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Here's what seems to happen a lot these days.
Alice: I think A, B, and C.
Bob: I hate your thoughts. We're done here. If I were your boss, you'd be fired.
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People would be a lot less angry and a lot smarter if they actually dialogued more.