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9. Objects / D. Essence of Objects / 9. Essence and Properties

[essence consists of a set of properties]

33 ideas
It is absurd that a this and a substance should be composed of a quality [Aristotle]
Bodies have impermanent properties, and permanent ones which define its conceived nature [Epicurus]
Some properties are inseparable from a thing, such as the length, breadth and depth of a body [Sext.Empiricus]
A substance has one principal property which is its nature and essence [Descartes]
Lockean real essence makes a thing what it is, and produces its observable qualities [Locke, by Jones,J-E]
Locke's essences determine the other properties, so the two will change together [Locke, by Copi]
It is impossible for two things with the same real essence to differ in properties [Locke]
We cannot know what properties are necessary to gold, unless we first know its real essence [Locke]
The properties of a thing flow from its essence [Leibniz]
Leibniz's view (that all properties are essential) is extreme essentialism, not its denial [Leibniz, by Mackie,P]
Imagine an object's properties varying; the ones that won't vary are the essential ones [Husserl, by Vaidya]
To know an object we must know the form and content of its internal properties [Wittgenstein, by Potter]
Aristotelian essentialism says a thing has some necessary and some non-necessary properties [Quine]
Essential properties are usually quantitatively determinate [Ellis]
An object has a property essentially if it couldn't conceivably have lacked it [Plantinga]
Important properties of an object need not be essential to it [Kripke]
X is essentially P if it is P in every world, or in every X-world, or in the actual world (and not ¬P elsewhere) [Plantinga]
Properties are 'trivially essential' if they are instantiated by every object in every possible world [Plantinga]
If a property is ever essential, can it only ever be an essential property? [Plantinga]
Essences are instantiated, and are what entails a thing's properties and lack of properties [Plantinga]
How do we tell a table's being contingently plastic from its being essentially plastic? [Jackson]
An x is essentially F if it is F in every possible world in which it appears [Jackson]
We can infer a new property of a thing from its other properties, via its essential nature [Harré/Madden]
Essences are taken to be qualitative properties [Adams,RM]
Essentialism is best represented as a predicate-modifier: □(a exists → a is F) [Wiggins, by Mackie,P]
Essences are the interesting necessary properties resulting from a thing's own peculiar nature [McMichael]
Maybe essential properties have to be intrinsic, as well as necessary? [McMichael]
A property is 'extraneously essential' if it is had only because of the properties of other objects [Forbes,G]
Essential properties are part of an object's 'definition' [Fine,K, by Rami]
Essential features of an object have no relation to how things actually are [Fine,K]
Properties are not part of an essence, but they flow from it [Oderberg]
Essential properties by nature occur in clusters or packages [Elder]
Essential properties are bound together, and would be lost together [Elder]