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Single Idea 5680

[filed under theme 12. Knowledge Sources / B. Perception / 2. Qualities in Perception / e. Primary/secondary critique ]

Full Idea

For a direct realist our awareness of colour and heat can hardly be of a different order from our awareness of shape and size. Both sorts of properties are presented with equal directness.

Gist of Idea

For direct realists the secondary and primary qualities seem equally direct

Source

Jonathan Dancy (Intro to Contemporary Epistemology [1985], 10.3)

Book Ref

Dancy,Jonathan: 'Introduction to Contemporary Epistemology' [Blackwell 1985], p.150


A Reaction

This is a good objection to 'direct scientific realism', which claims direct apprehension of primary qualities alongside a totally relative view of secondary qualities. The best response seems to be to move to a representative view of primary properties.


The 17 ideas with the same theme [criticism of the primary/secondary distinction]:

Light, heat and colour are apparent qualities, and so are motion, figure and extension [Leibniz]
Colour and pain must express the nature of their stimuli, without exact resemblance [Leibniz]
A mite would see its own foot as large, though we would see it as tiny [Berkeley]
The apparent size of an object varies with its distance away, so that can't be a property of the object [Berkeley]
'Solidity' is either not a sensible quality at all, or it is clearly relative to our senses [Berkeley]
Distance is not directly perceived by sight [Berkeley]
No one can, by abstraction, conceive extension and motion of bodies without sensible qualities [Berkeley]
Motion is in the mind, since swifter ideas produce an appearance of slower motion [Berkeley]
Figure and extension seem just as dependent on the observer as heat and cold [Berkeley]
If secondary qualities (e.g. hardness) are in the mind, so are primary qualities like extension [Hume]
I count the primary features of things (as well as the secondary ones) as mere appearances [Kant]
We can't grasp the separation of quality types, or what a primary-quality world would be like [Dancy,J]
For direct realists the secondary and primary qualities seem equally direct [Dancy,J]
We only conceive of primary qualities as attached to secondary qualities [Scruton]
If primary and secondary qualities are distinct, what has the secondary qualities? [Scruton]
Treating colour as light radiation has the implausible result that tomatoes are not red [Heil]
If subjective and objective begin to merge, then so do primary and secondary qualities [Svendsen]