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Single Idea 15989
[filed under theme 12. Knowledge Sources / B. Perception / 2. Qualities in Perception / b. Primary/secondary
]
Full Idea
If I am right, colours, tastes, odours and sounds are not, for Locke secondary qualities but ideas; secondary qualities are colourless, tasteless, odourless and soundless textures of bodies.
Gist of Idea
Colours, smells and tastes are ideas; the secondary qualities have no colour, smell or taste
Source
report of John Locke (Essay Conc Human Understanding (2nd Ed) [1694]) by Peter Alexander - Ideas, Qualities and Corpuscles 8
Book Ref
Alexander,Peter: 'Ideas, Qualities and Corpuscles' [CUP 1985], p.173
A Reaction
This the concise summary of Alexander's reading of Locke, and I find him wholly convincing.
The
19 ideas
with the same theme
[dividing qualities into different types]:
16717
|
Which of the contrary features of a body are basic to it?
[Aristotle]
|
16726
|
Why can't we deduce secondary qualities from primary ones, if they cause them?
[Buridan]
|
16720
|
Secondary qualities come from temperaments and proportions of primary qualities
[Conimbricense]
|
15989
|
Colours, smells and tastes are ideas; the secondary qualities have no colour, smell or taste
[Locke, by Alexander,P]
|
15971
|
Secondary qualities are powers of complex primary qualities to produce sensations in us
[Locke]
|
12481
|
Hands can report conflicting temperatures, but not conflicting shapes
[Locke]
|
12546
|
We can't know how primary and secondary qualities connect together
[Locke]
|
18264
|
We know the shape of a cone from its concept, but we don't know its colour
[Kant]
|
5453
|
Essentialists mostly accept the primary/secondary qualities distinction
[Ellis]
|
22429
|
We achieve objectivity by dropping secondary qualities, to focus on structural primary qualities
[Nagel]
|
3249
|
Modern science depends on the distinction between primary and secondary qualities
[Nagel]
|
7374
|
Light wavelengths entering the eye are only indirectly related to object colours
[Dennett]
|
22415
|
Relativity means differing secondary perceptions are not real disagreements
[McGinn]
|
22416
|
Phenomenalism is correct for secondary qualities, so scepticism is there impossible
[McGinn]
|
22413
|
Being red simply consists in looking red
[McGinn]
|
22422
|
Maybe all possible sense experience must involve both secondary and primary qualities
[McGinn]
|
22428
|
You understood being red if you know the experience involved; not so with thngs being square
[McGinn]
|
6512
|
Secondary qualities have one sensory mode, but primary qualities can have more
[Robinson,H]
|
7051
|
Objects only have secondary qualities because they have primary qualities
[Heil]
|