Path: utzoo!attcan!uunet!lll-winken!lll-tis!ames!ncar!gatech!udel!princeton!mind!clarity!ghh
From: ghh@clarity.Princeton.EDU (Gilbert Harman)
Newsgroups: comp.ai
Subject: Re: Human-human communication
Message-ID: <2534@mind.UUCP>
Date: 11 Jun 88 00:03:53 GMT
References: <32403@linus.UUCP> <238@proxftl.UUCP> <1315@crete.cs.glasgow.ac.uk> <905@papaya.bbn.com> <198@esosun.UUCP> <920@papaya.bbn.com> <200@kvasir.esosun.UUCP>
Sender: news@mind.UUCP
Reply-To: ghh@clarity.UUCP (Gilbert Harman)
Organization: Cognitive Science, Princeton University
Lines: 22

In article <200@kvasir.esosun.UUCP> kobryn@esosun.UUCP (Cris Kobryn) writes:

>
>	How does one verbally explain what the color blue is to someone 
>	who was born blind?
>
>The problem here is to explain a sensory experience (e.g. seeing 
>"blue") to someone lacking the corresponding sensory facility 
>(e.g., vision).

An even harder problem:

	How does one verbally explain what the color blue is to
	a stone?



		       Gilbert Harman
                       Princeton University Cognitive Science Laboratory
	               221 Nassau Street, Princeton, NJ 08542
			      
		       ghh@princeton.edu
		       HARMAN@PUCC.BITNET