Aristotle, Nicomachean Ethics, Book 1 63:

ὥσπερ γὰρ αὐλητῇ καὶ ἀγαλματοποιῷ καὶ παντὶ τεχνίτῃ, καὶ ὅλωσ ὧν ἔστιν ἔργον τι καὶ πρᾶξισ, ἐν τῷ ἔργῳ δοκεῖ τἀγαθὸν εἶναι καὶ τὸ εὖ, οὕτω δόξειεν ἂν καὶ ἀνθρώπῳ, εἴπερ ἔστι τι ἔργον αὐτοῦ. πότερον οὖν τέκτονοσ μὲν καὶ σκυτέωσ ἔστιν ἔργα τινὰ καὶ πράξεισ, ἀνθρώπου δ’ οὐδέν ἐστιν, ἀλλ’ ἀργὸν πέφυκεν;