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Full Idea
Whatever is predicated in what something is is necessary.
Gist of Idea
The predicates of a thing's nature are necessary to it
Source
Aristotle (Posterior Analytics [c.327 BCE], 96b03)
Book Ref
Aristotle: 'Posterior Analytics (2nd ed)', ed/tr. Barnes,Jonathan [OUP 1993], p.64
A Reaction
This does NOT say that the essence is just the necessities. He goes on to say to say separately that certain properties of a triplet are part of the essence, as well as being necessary. This shows the nature of a thing is also necessary.
| 15107 | Aristotle doesn't see essential truths or essential properties as necessary [Aristotle, by Koslicki] |
| 17039 | The predicates of a thing's nature are necessary to it [Aristotle] |
| 12560 | We can only slightly know necessary co-existence of qualities, if they are primary [Locke] |
| 11997 | A property may belong essentially to one thing and contingently to another [Kung] |
| 13806 | Trivially essential properties are existence, self-identity, and de dicto necessities [Forbes,G] |
| 15172 | Clearly, essential predications express necessary properties [Sidelle] |
| 15687 | Kinship is essence that comes in degrees, and age groups are essences that change over time [Gelman] |
| 15112 | If an object exists, then its essential properties are necessary [Koslicki] |
| 19262 | Essential properties are necessary, but necessary properties may not be essential [Vaidya] |