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Single Idea 21620

[filed under theme 7. Existence / D. Theories of Reality / 10. Vagueness / c. Vagueness as ignorance ]

Full Idea

The epistemic view is that ignorance is the real essence of the phenomenon ostensively identified as vagueness. ...[203] According to the epistemic view, I am either thin or not thin, ...and we have no idea how to find out out which.

Gist of Idea

The epistemic view says that the essence of vagueness is ignorance

Source

Timothy Williamson (Vagueness [1994], 7.4)

Book Ref

Williamson,Timothy: 'Vagueness' [Routledge 1996], p.202


A Reaction

Presumably this implies that there is often a real border (of which we may be ignorant), but it doesn't seem to rule out cases where there just is no border. Where does the east Atlantic meet the west Atlantic?


The 14 ideas with the same theme [vagueness arising from our imprecise knowledge]:

Obscure simple ideas result from poor senses, brief impressions, or poor memory [Locke]
Ideas are uncertain when they are unnamed, because too close to other ideas [Locke]
Identifying vagueness with ignorance is the common mistake of confusing symptoms with cause [Fine,K]
If someone is borderline tall, no further information is likely to resolve the question [Keefe/Smith]
The simplest approach, that vagueness is just ignorance, retains classical logic and semantics [Keefe/Smith]
The epistemic view of vagueness must explain why we don't know the predicate boundary [Keefe/Smith]
Close to conceptual boundaries judgement is too unreliable to give knowledge [Williamson]
Vagueness is epistemic. Statements are true or false, but we often don't know which [Williamson]
If a heap has a real boundary, omniscient speakers would agree where it is [Williamson]
The epistemic view says that the essence of vagueness is ignorance [Williamson]
If there is a true borderline of which we are ignorant, this drives a wedge between meaning and use [Williamson]
Vagueness in a concept is its indiscriminability from other possible concepts [Williamson]
Epistemic vagueness seems right in the case of persons [Hawley]
Vague words have hidden boundaries [Sorensen]