ἐὰν ᾖς φιλομαθής, ἔσει πολυμαθής → if you are studious, you will become learned
Cretheus, of Iolcus, the husband of Tyro, Od. 11.237, 258.
Κρηθεύς son of Aiolos. “μία βοῦς Κρηθεῖ τε μάτηρ καὶ Σαλμωνεῖ” (P. 4.142)