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Ideas of Jan Westerhoff, by Text
[British, fl. 2005, Lecturer at Durham University.]
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2005
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Ontological Categories
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Intro
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p.3
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13115
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Ontological categories are like formal axioms, not unique and with necessary membership
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Intro
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p.4
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13117
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How far down before we are too specialised to have a category?
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Intro
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p.5
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13116
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Maybe objects in the same category have the same criteria of identity
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Intro
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p.7
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13118
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Categories are base-sets which are used to construct states of affairs
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Intro
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p.9
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13119
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Categories merely systematise, and are not intrinsic to objects
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§02
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p.18
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13123
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All systems have properties and relations, and most have individuals, abstracta, sets and events
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§02
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p.19
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13124
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Categories can be ordered by both containment and generality
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§05
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p.24
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13125
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Categories are held to explain why some substitutions give falsehood, and others meaninglessness
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§23
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p.55
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13126
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Categories systematize our intuitions about generality, substitutability, and identity
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§27
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p.64
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13129
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Essential kinds may be too specific to provide ontological categories
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§27
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p.65
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13130
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Categories as generalities don't give a criterion for a low-level cut-off point
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§49
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p.122
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13131
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The aim is that everything should belong in some ontological category or other
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§88
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p.215
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13134
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We negate predicates but do not negate names
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§89
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p.218
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13135
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A thing's ontological category depends on what else exists, so it is contingent
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