# Περὶ Πυρετῶν [Sp.] 23.2

Alexander of Aphrodisias, Περὶ Πυρετῶν [Sp.], Chapter 23. Ancient Greek.

Canonical: https://interlinea.aeterna-institute.org/library/greek/alexander-of-aphrodisias/sp/23.2

Πρὸς δέ, τὸ συμβεβηκὸς πῶς ἕξει τὸ ὑλικὸν αἴτιον, τὸ ἐξ οὗ; τὸ γάρ, ἐν ᾧ μόριόν ἐστι καὶ οὐ φυλακτικὸν αἴτιον, οὔτε ποιητικόν, ἐπείπερ ἀντιδιήρηται τὸ ποιητικὸν τῷ φυλακτικῷ, οὔτε μὴν εἰδικόν· τὸ γὰρ φυλακτικὸν αἴτιον, περὶ οὗ ὁ λόγος τοῖς ἰατροῖς, ἀλλότριόν τε καὶ ἔξω τοῦ οὗ ἐστι, πάντως φυλακτικόν· τὸ δὲ εἶδος ἴδιόν τε καὶ τοῦ οὗ ἐστιν εἶδος οὐσιῶδές γε μόριον προσέτι καὶ τοῦ εἴδους εἶδος οὐκ ἔστιν· οὕτω γὰρ ἂν εἰς ἄπειρον ἐκπεσούμεθα· ἀλλ᾽ οὐδὲ τελικόν, ὅτι οὐδὲ τὸ τέλος τῆς ὑγείας ἢ νόσου τὸ φυλακτικὸν αἴτιον, μᾶλλον μὲν οὖν ταῦτα τέλος ἐκείνου καὶ διὰ ταῦτα

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Alexander of Aphrodisias, Περὶ Πυρετῶν [Sp.], ed. Julius Ludwig Ideler. Text: The Greek Library, from the Perseus Digital Library and other open sources, CC BY-SA 4.0. Changes: apostrophes normalised and the text divided into reading sections by Interlinea.
License: CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Source: https://thegreeklibrary.pages.lisn.upsaclay.fr/works/tlg0732.tlg003.local001/.