Tisthammerw
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moving finger said:I would have thought it is abundantly clear by now that you and I do NOT AGREE on the definition of understanding, hence we do not agree what understanding means, hence any statement containing that word is not ncessarily analytic to both of us.
I would have thought it is abundantly clear by now that when I say the statement “understanding requires consciousness” is analytic using my definitions of the terms, not necessarily everyone else’s. I’m not saying you and I use the term “understanding” in the same sense, so please stop with this ignoratio elenchi. It is getting tiresome.
Tisthammerw said:Remember, I’m referring to the definitions of “understanding” and “consciousness” as I have explicitly defined them when I say that the statement “understanding requires consciousness” is an analytic statement.
Remember, an analytic statement must stand or fall by itself – you cannot “make a synthetic statement analytic” by adding qualifications (such as your preferred definition) to it in parentheses (otherwise I could claim that I can make ALL statements analytic, simply by defining the terms the way I wish).
In that case no statements are analytical, because they all depend on how one defines the words. Whether a statement can be considered “properly” analytical in the usual sense depends on if the definitions are conventional or unconventional. I really don’t think mine are all that unusual; that if we took a Gallup poll the majority of people would say “Yes, this matches my definition of understanding.” But since it seems unlikely we will agree on this point, let’s just simply recognize that “understanding requires consciousness” is an analytic statement if we use my definitions (not necessarily everyone else’s). Or if you prefer, we could call my definitions of “understanding” and “consciousness” “TH-understanding” and “TH-consciousness” respectively. In that case “TH-understanding requires TH-consciousness.” It sounds quite odd to me, but if it will cause you stop making ignoratio elenchi remarks I am willing to do it.
You have not shown, either here or elsewhere, either that “all possible computers are not conscious” or that “all possible computers do not possesses understanding”.
See also my separate reply to your “program X” argument.
Remember, I am only referring to computers that follow the “standard” model (e.g. like that of a Turing machine). In that case I think the program X argument works quite nicely, because it represents any possible program that would provide understanding.
You suggest you have a separate reply for the “program X” argument. I will be eager to read it.
You “assert” that the system as described by you in your program X argument does not understand, you have not “shown” that it does not understand. What makes you think the system as described in your program X argument does not understand?
Applying this to the Chinese language, ask Bob if he understands (again, using the “TH” definition) what Chinese word X means and he’ll honestly reply “I have no idea” even though he runs program X. Unless perhaps you are going to claim that the combination of the man, the rulebook etc. somehow magically creates a separate consciousness that understands Chinese, which doesn’t sound very plausible.
Tisthammerw said:I was not referring to the analytic statement here so much as the argument used to justify that the statement is analytic.
Then with respect please be more careful with how you phrase your statements. You clearly posted “In terms of justifying that a statement is analytic …….. I deny that it is fallacious”
That “justifying that a statement is analytic…” should have been a clue, and that the entire argument was clearly about justifying the statement being analytic (as I pointed out earlier) should have been an even bigger clue.
The whole point is that the premise “understanding requires consciousness” is synthetic, not analytic, therefore not necessarily true.
Whether or not is analytic depends on how the terms are defined, and you haven’t shown how “understanding requires consciousness” is something that can be determined by observation.
With respect I shall “trim the fat” here, because the rest of the post goes on and on about the same issue all over again.
You will not accept that a circular argument is fallacious, that much is clear.
No it is not clear. Please read my complete responses more carefully this time. Note for instance what I said in the post you responded to:
Tisthammerw said:Circular arguments usually take the form of something like “abortion is morally wrong because it is unethical.” This justification that abortion is morally wrong commits the fallacy of circular reasoning because the conclusion is merely a restatement of a single premise. But we need to be careful how we levy the charge of circular reasoning.
My criticism is that you levy the charge of circular reasoning quite recklessly, not that circular reasoning can’t be a fallacy.
Note what I say regarding my justification that “understanding requires consciousness” being an analytic statement (using my definitions):
Tisthammerw said:But we need to be careful how we levy the charge of circular reasoning. All valid deductive arguments have premises that “assume the truth of the conclusion” in that if all the premises are true so is the conclusion. Note my argument (that justifies “understanding requires consciousness” is an analytic statement) takes the following format:
1. “This is what I mean by understanding…”
2. “This is what I mean by consciousness…”
Therefore: understanding requires consciousness (in the sense that I mean when I use the terms).
This is not a circular argument. Why? Because the conclusion is not a restatement of any single premise. It takes both premises for the conclusion to logically follow. You may claim that, if we assume all of the premises to be true (and they are: this is what I mean by understanding and consciousness) we assume the conclusion; but this is gong to be true for any valid deductive argument (see below for more info on this).
[I explain more below]
Note what I said, “This is not a circular argument [emphasis added].” Again, please read what I say more carefully. I am not saying that circular reasoning can’t be a fallacy; I’m criticizing how you are levying this charge. As I explained, your definition of circular reasoning would apparently imply that all valid arguments are “fallacious,” which is clearly going too far.
I can back up my claim that circular arguments are fallacious by reference to countless publications on fallacious arguments in logic.
And I can back up my claim that many argument forms you would apparently consider “fallacious” are in fact valid inferential forms (e.g. modus ponens). Again, my criticism is that you are using the charge carelessly, not that circular reasoning isn’t a fallacy.