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18. Thought / D. Concepts / 1. Concepts / a. Nature of concepts

[general ideas about concepts]

26 ideas
Concepts are intellectual phantasms [Stoic school, by Ps-Plutarch]
Concepts are what unite a proposition [Leibniz]
Thoughts without content are empty, intuitions without concepts are blind [Kant]
Either experience creates concepts, or concepts make experience possible [Kant]
Reason generates no concepts, but frees them from their link to experience in the understanding [Kant]
We don't think with concepts - we think the concepts [Hegel]
Active thought about objects produces the universal, which is what is true and essential of it [Hegel]
Every concept depends on the counter-concepts of what it is not [Hegel, by Bowie]
Infinities expand the bounds of the conceivable; we explore concepts to explore conceivability [Cantor, by Friend]
Early Frege takes the extensions of concepts for granted [Frege, by Dummett]
A universal of which we are aware is called a 'concept' [Russell]
The Generality Constraint says if you can think a predicate you can apply it to anything [Evans]
The logical attitude tries to turn concepts into functions, when they are really forms or forces [Deleuze/Guattari]
A concept is only a sortal if it gives genuine identity [Wright,C]
'Sortal' concepts show kinds, use indefinite articles, and require grasping identities [Wright,C]
A concept is a way of thinking of things or kinds, whether or not they exist [Lowe]
Our experience may be conceptual, but surely not the world itself? [Kusch]
Corresponding to every concept there is a class (some of them sets) [George/Velleman]
The main theories of concepts are exemplar, prototype and knowledge [Murphy]
Mental files are individual concepts (thought constituents) [Recanati]
Concepts can be presented extensionally (as objects) or intensionally (as a characterization) [Friend]
For pragmatists a concept means its consequences [Macbeth]
Concepts are either representations, or abilities, or Fregean senses [Margolis/Laurence]
Concepts for categorisation and for induction may be quite different [Machery]
Concept theories aim at their knowledge, processes, format, acquisition, and location [Machery]
We should abandon 'concept', and just use 'prototype', 'exemplar' and 'theory' [Machery]