μή μοι θεοὺς καλοῦσα βουλεύου κακῶς· πειθαρχία γάρ ἐστι τῆς εὐπραξίας μήτηρ, γυνὴ Σωτῆρος· ὦδ᾽ ἔχει λόγος → When you invoke the gods, do not be ill-advised. For Obedience is the mother of Success, wife of Salvation—as the saying goes.
adj.
Cheerful: P. εὔθυμος, Ar. and P. ἱλαρός (Xen.). Gay: Ar. and P. νεανικός; see gay, joyful. Reckless: P. εὐχερής.