more from Cover,J/O'Leary-Hawthorne,J

Single Idea 13069

[catalogued under 9. Objects / B. Unity of Objects / 2. Substance / d. Substance defined]

Full Idea

There is a widespread assumption, now and in the past, that substances are essentially substances: nothing is actually a substance but possibly a non-substance.

Gist of Idea

The general assumption is that substances cannot possibly be non-substances


Cover,J/O'Leary-Hawthorne,J (Substance and Individuation in Leibniz [1999], 1.1.2)

Book Reference

Cover,J/O'Leary-Hawthorne,J: 'Substance and Individuation in Leibniz' [CUP 1999], p.16

A Reaction

It seems to me that they clearly mean, in this context, that substances are 'necessarily' substances, not that they are 'essentially' substances. I would just say that substances are essences, and leave the necessity question open.