文档介绍：JeanAITCHISONTheSeedsofSpeechLanguageoriginandevolution©CambridgeUniversityPress,:Howdidlanguagebegin?Theoriginoflanguagehaslongbeenadisreputablestudy,,bothlinguisticandnon-linguistic,:itcancopewithanytopic,evenimaginaryones,:whetherlanguagestartedoutsimpleandthenbecameelaborated,,astowhetherlanguageemergedfast,likearabbitoutofahat,:Whatislanguagefor?,thatitsoriginalrolewasconsideredbylookingatwhatlanguageisgoodat,,languageisnotparticularlygoodatthis:itispoorathandlingspatialinformation,,,thatofdisplacement-,:islanguageaculturalartefact,suchastablemanners,orisitaspecialinbuiltskill?Chapter3:Whydolanguagesdiffersomuch?,andrigidityadisadvantage,-(hard-wired)viewproposesthatlanguageisaspecialskill,buthasvarietypreprogrammedintothesystem,TheAuntieMaggie'sremedy(soft-wired)viewsugg