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12. Knowledge Sources / B. Perception / 2. Qualities in Perception / a. Qualities in perception

[nature of the characteristics we perceive]

8 ideas
Sensible qualities can't be real if they appear different to different creatures [Theophrastus on Democritus]
A 'quality' is a power to produce an idea in our minds [Locke]
We examine objects to determine colour; we do not introspect [Jackson]
Some say qualities are parts of things - as repeatable universals, or as particulars [Lewis]
If properties were qualities without dispositions, they would be undetectable [Heil]
Can we distinguish the way a property is from the property? [Heil]
Properties don't possess ways they are, because that just is the property [Heil]
Properties or qualities are essentially adjectival, not objectual [Lowe]