Heidegger

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—–Original Message—–
From: Michael Eldred

Date: Sat, 24 Nov 2007 16:50:47
To:”Heidegger, An-archos”
Subject: “color vision” - falsely attributed quote

Cologne 24-Nov-2007

Fred Welfare chaney525 schrieb Fri, 23 Nov 2007 16:15:22 -0800 (PST):

> Micheal Eldred said (I think)

ME: No I didn’t. You are quoting Joe Polanik.

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> “Do the words ‘red’, ‘green’ and ‘blue’
> mean the same thing when speaking about color vision as when speaking
> about the theory of the strong nuclear force? No.
>
> when physicists probed the internal structure of protons, neutrons and
> other particles, they found the particles that came to be known as
> quarks. there were three kinds. to refer to these in words instead of
> in mathematical symbols, they needed three words. they could have
> chosenthree words at random; but, they didn’t. they chose a set of
> related words, the names of the three primary colors. the red, blue and
> green quarks are said to carry the color charge; and, the theory is
> called the theory of quantum chromodynamics.”
> FW:
> Just a few points about this issue: The physical cause of colors is a
> combination of hue or wavelengths, brightness or intensity, and
> saturation or lightness. The same colors can be formed from different
> wavelengths and by manipulating the brightness and saturation. In
> philosophy, or the psychology of philosphy, what is striking is the
> distinction between color as a physical entity and as a sensory entity.
> Color is perceived differentially by observers perhaps because of
> perspective or lighting or context, or experience. “Quantum
> chromodynamics,” as far as I know has nothing to do with color since it
> pertains to particles and not wavelengths or light. The physical causes
> of color pertain to the dynamics of energy and to the qualities of
> physical matter, but also to the distinct sensory order. The two are
> irreducible - the physical order is irreducible to the sensory order.
> In the same way, there is no determinable or necessary connexion
> between a name and an entity, and of course there is a large divide
> between the meaning of a word and its significance.
>
> Fred Welfare
>

Posted on Sunday, November 25th, 2007 at 5:35 am
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