PHLB81H3 Lecture 5: Lec 5
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There(cid:859)s o(cid:374)l(cid:455) o(cid:374)e su(cid:271)sta(cid:374)(cid:272)e, a(cid:374)d its (cid:373)aterial stuff. There is only one kind of property: physical properties. Not so simple: you have a belief. I cut open your head and look at your brain: you are in pain. I cut open your head and look at your brain: mental states are private: you know what they are immediately by looking inwards. Science: the (cid:271)rai(cid:374) lights up i(cid:374) this (cid:449)a(cid:455) (cid:449)he(cid:374) so(cid:373)eo(cid:374)e(cid:859)s i(cid:374) pai(cid:374, your brain is lighting up in this way, so: I ask whether you(cid:859)re in pain, i see your brain light up. Beetles (cid:862) uppose e(cid:448)er(cid:455)o(cid:374)e had a (cid:271)o(cid:454) (cid:449)ith so(cid:373)ethi(cid:374)g i(cid:374) it: (cid:449)e (cid:272)all it a (cid:858)(cid:271)eetle(cid:859). No o(cid:374)e (cid:272)a(cid:374) look i(cid:374)to a(cid:374)(cid:455)o(cid:374)e else(cid:859)s (cid:271)o(cid:454), a(cid:374)d e(cid:448)er(cid:455)o(cid:374)e sa(cid:455)s the(cid:455) k(cid:374)o(cid:449) (cid:449)hat a (cid:271)eetle is o(cid:374)l(cid:455) (cid:271)(cid:455) looki(cid:374)g at their (cid:271)eetle. Here it would be quite possible for everyone to have something different in their box.
