Single Idea 586

[catalogued under 3. Truth / C. Correspondence Truth / 1. Correspondence Truth]

Full Idea

Falsity is the assertion that that which is is not or that that which is not is, and truth is the assertion that that which is is and that that which is not is not.

Gist of Idea

Falsity says that which is isn't, and that which isn't is; truth says that which is is, and that which isn't isn't

Source

Aristotle (Metaphysics [c.324 BCE], 1011b)

Book Reference

Aristotle: 'The Metaphysics', ed/tr. Lawson-Tancred,Hugh [Penguin 1998], p.107


A Reaction

It was very startling to discover Plato's Idea 13776, and realise that this famous and much-quoted idea of Aristotle's was not original to him. I find it very hard to disagree with any aspect of the idea.

Related Idea

Idea 13776 Truths say of what is that it is, falsehoods say of what is that it is not [Plato]