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1、ThisexcerptfromReadingsinPhilosophyandCognitiveScience.AlvinI.Goldman,editor.©1993TheMITPress.isprovidedinscreen-viewableformforpersonaluseonlybymembersofMITCogNet.Unauthorizeduseordisseminationofthisinformationisexpresslyforbidden.Ifyouhaveanyquestionsaboutthismaterial,pleasecon
2、tactcognetadmin@cognet.mit.edu.EliminativeMaterialismandthePropositionalAttitudesPaulM.ChurchlandEliminativematerialismisthethesisthatourcommonsenseconceptionofpsychologicalphenomenaconstitutesaradicallyfalsetheory,atheorysofundamentallydefectivethatboththeprinciplesandtheontolog
3、yofthattheorywilleventuallybedisplaced,ratherthansmoothlyreduced,bycompletedneuroscience.Ourmutualunderstandingandevenourintrospectionmaythenbereconstitutedwithintheconceptualframeworkofcompletedneuroscience,atheorywemayexpecttobemorepowerfulbyfarthanthecommonsensepsychologyitdis
4、places,andmoresubstantiallyintegratedwithinphysicalsciencegenerally.Mypurposeinthispaperistoexploretheseprojections,especiallyastheybearon(1)theprincipalelementsofcommonsensepsychology:thepropositionalattitudes(beliefs,desires,etc.),and(2)theconceptionofrationalityinwhichthoseele
5、mentsfigure.Thisfocusrepresentsachangeinthefortunesofmaterialism.Twenty""yearsagoemotions,qualia,andrawfeelswereheldtobetheprincipalstumblingblocksforthematerialistprogram.Withthesebarriersdissolving(Feyerabend1963;Rorty1965;Churchland1979),thelocusofoppositionhasshifted.Nowitist
6、herealmoftheintentional,therealmofthepropositionalattitude,thatismostcommonlyheldupasbeingbothirreducibletoandineliminableinfavorofanythingfromwithinamaterialistframework.Whetherandwhythisisso,wemustexamine.Suchanexaminationwillmakelittlesense,however,unlessitisfirstappreciatedth
7、attherelevantnetworkofcommonsenseconceptsdoesindeedconstituteanempiricaltheory,withallthefunctions,virtues,andperilsentailedbythatstatus.Ishallthereforebeginwithabriefsketchofthisviewandasummaryrehearsalofitsrationale.Theresis-tanceitencountersstillsurprisesme.Afterall,commonsens
8、ehasyieldedupmanytheories.Recalltheviewt