What do you mean by mental adaptations? That we have evolved brains?
Independent of what? What is a way that you can look at how brains developed & what they do that isn't science? What do you mean?
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independent of what the hypothesis was invoked to explain
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If I showed you a fish's brain & a human brain &demonstrated that the latter can speak but former can't,this would be evidence of adaptation
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it's equally evidence that it's a by-product of adaptation
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What do you mean by this? How are brains a by-product of adaptation?
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what evidence favors an adaptive over a by-product explanation?
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For what, exactly?
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what evidence favors the hypothesis that the brain is an adaptation over the hypothesis that it's a by-product of adaptation?
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This doesn't really make sense because the brain is the self. Everything we do, want, think.
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