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Single Idea 18925

[filed under theme 10. Modality / E. Possible worlds / 3. Transworld Objects / e. Possible Objects ]

Full Idea

Williamson's view on modality is that everything that could exist does exist: since there could exist a talking donkey there actually exists some thing that could be a talking donkey.

Gist of Idea

If talking donkeys are possible, something exists which could be a talking donkey

Source

report of Timothy Williamson (Modal Logic as Metaphysics [2013], n20) by Ross P. Cameron - Truthmaking for Presentists n20

Book Ref

'Oxford Studies in Metaphysics Vol.6', ed/tr. Zimmerman,D/Bennett,K [OUP 2011], p.68


A Reaction

Well that thing certainly isn't me, or Tim Williamson. I'm guessing that the thing is an actual donkey, probably a rather bright one. Actually, I think this is one of those views that invites the incredulous stare. (Barcan formulae).


The 9 ideas with the same theme [whether non-actual objects might possibly exist]:

A thing is contingent if nothing in its essence determines whether or not it exists [Spinoza]
If non-existents are possible, their existence would replace what now exists, which cannot therefore be necessary [Leibniz]
That there might have been unicorns is false; we don't know the circumstances for unicorns [Kripke]
A merely possible object clearly isn't there, so that is a defective notion [Inwagen]
Merely possible objects must be consistent properties, or haecceities [Inwagen]
If talking donkeys are possible, something exists which could be a talking donkey [Williamson, by Cameron]
Our ability to count objects across possibilities favours the Barcan formulas [Williamson]
Barcan Formula problem: there might have been a ghost, despite nothing existing which could be a ghost [Sider]
Are there possible objects which nothing has ever had the potentiality to produce? [Vetter]