• moriquende@lemmy.world
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    5 days ago

    Same when a child grows up. Is it the same person? Any sane person would say yes. Anybody who just enjoys debating pointless things would open a Pandora’s box.

    • funkless_eck@sh.itjust.works
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      5 days ago

      I mean that’s what the Socratic method is getting at - things that are “sane” “true” “known” “proven” in actuality are none of those things. It asks you to define where you draw the line.

    • killingspark@feddit.org
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      5 days ago

      Is it pointless to consider and debate the characteristics of “what makes a person to be the same person”? You seem to say, as long as it’s the current lump of biomass has been formed by a past lump of biomass, it’s the same person. Assume I cloned a person, is that the same person? Does a person become a different person when they replace a lot of organs? Or is it only the brain that is important?

      Also: don’t diminish people having fun over theoretical debates by calling them insane. Let people have fun.

      • moriquende@lemmy.world
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        5 days ago

        Cloning is a special case because answering the question is actually necessary for practical purposes in the real world. Debating whether a child who grew up is a different person because all the cells in the body were replaced, or whether your contract on a dock is voided because you replaced all the boards on a ship one after the other, doesn’t really have any effect on practical life.

        I’m not saying anybody having fun theorizing these things is insane, because I agree it can be fun - I’m saying anybody doing it “seriously” would be, in my eyes.

        • killingspark@feddit.org
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          5 days ago

          I mean it could have impact on the real world, the same as seriously discussing “can we still do algebra with the imaginary result of taking the root of -1”. Apparently that was purely theoretical nonsense until we noticed that that allows us to do some very cool stuff in the real world.

          • moriquende@lemmy.world
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            5 days ago

            I’m not saying all hypotheticals are useless. This one of whether a ship is still the same in particular is, though (other than for fun). Imaginary numbers were discovered as a tool while solving mathematical problems, so I would not say they are the same.

            • webghost0101@sopuli.xyz
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              5 days ago

              If i deconstruct 60% of a ship. Leave the 40% idle while i use the 60% to elsewhere construct a full ship and then proceed to rebuild the 40% in an identical full ship.

              Which ship should get the original name?