Aphorismo 17 (2a14)
Grego
[2a14] Δεύτεραι δὲ οὐσίαι λέγονται, ἐν οἷς εἴδεσιν αἱ πρώτως [2a15] οὐσίαι λεγόμεναι ὑπάρχουσι, ταῦτά τε καὶ τὰ τῶν εἰδῶν τούτων γένη, οἷον ὁ τὶς ἄνθρωπος ἐν εἴδει μὲν ὑπάρχει τῷ ἀνθρώπῳ, γένος δὲ τοῦ εἴδους ἐστὶ τὸ ζῷον· δεύτεραι οὖν αὗται λέγονται οὐσίαι, οἷον ὅ τε ἄνθρωπος καὶ τὸ ζῷον.
Português
[17] [2a14] E chamão-se essencias secundarias, tanto as especies, a que pertencem as essencias primarias, como os generos dessas mesmas especies [e16].