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Single Idea 12585
[filed under theme 2. Reason / D. Definition / 13. Against Definition
]
Full Idea
Ordinary speakers are notoriously unsuccessful if asked to offer an explicit definition of the concept 'chair'.
Gist of Idea
Most people can't even define a chair
Source
Christopher Peacocke (A Study of Concepts [1992], 6.1)
Book Ref
Peacocke,Christopher: 'A Study of Concepts' [MIT 1999], p.149
The
13 ideas
from 'A Study of Concepts'
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18568
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Philosophy should merely give necessary and sufficient conditions for concept possession
[Peacocke, by Machery]
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18571
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Peacocke's account of possession of a concept depends on one view of counterfactuals
[Peacocke, by Machery]
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18572
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Peacocke's account separates psychology from philosophy, and is very sketchy
[Machery on Peacocke]
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9335
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Concepts are constituted by their role in a group of propositions to which we are committed
[Peacocke, by Greco]
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9336
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A concept's reference is what makes true the beliefs of its possession conditions
[Peacocke, by Horwich]
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12577
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Possessing a concept is being able to make judgements which use it
[Peacocke]
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12578
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A concept is just what it is to possess that concept
[Peacocke]
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12581
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Perceptual concepts causally influence the content of our experiences
[Peacocke]
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12579
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Perception has proto-propositions, between immediate experience and concepts
[Peacocke]
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12584
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An analysis of concepts must link them to something unconceptualized
[Peacocke]
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12585
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Most people can't even define a chair
[Peacocke]
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12586
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Consciousness of a belief isn't a belief that one has it
[Peacocke]
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12587
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Employing a concept isn't decided by introspection, but by making judgements using it
[Peacocke]
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