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Single Idea 3644

[filed under theme 7. Existence / C. Structure of Existence / 5. Supervenience / c. Significance of supervenience ]

Full Idea

The fact that we often see two things joined together does not license the inference that they are one and the same.

Gist of Idea

Two things being joined together doesn't prove they are the same

Source

René Descartes (Reply to Sixth Objections [1641], 444)

Book Ref

Descartes,René: 'Meditations on First Philosophy etc.', ed/tr. Cottingham,John [CUP 1986], p.115


A Reaction

Correct. The problem comes when they are never ever apart, and you begin to suspect that they are conjoined in all possible worlds. Why might this be so? It can only be identity or a causal link.


The 3 ideas from 'Reply to Sixth Objections'

Ideas in God's mind only have value if he makes it so [Descartes]
Only judgement decides which of our senses are reliable [Descartes]
Two things being joined together doesn't prove they are the same [Descartes]