more from René Descartes

Single Idea 16684

[catalogued under 26. Natural Theory / A. Speculations on Nature / 7. Later Matter Theories / c. Matter as extension]

Full Idea

It is demonstrated that impenetrability belongs to the essence of extension and not to the essence of any other thing.

Gist of Idea

Impenetrability only belongs to the essence of extension

Source

René Descartes (Two letters on mind [1649], More, Apr 1649), quoted by Robert Pasnau - Metaphysical Themes 1274-1671 15.5

Book Reference

Pasnau,Robert: 'Metaphysical Themes 1274-1671' [OUP 2011], p.318


A Reaction

I'm not sure that I understand how pure extension can be impenetrable.

Related Idea

Idea 16683 Leibniz eventually said resistance, rather than extension, was the essence of body [Leibniz, by Pasnau]