κρῆσαι
From LSJ
Ὁ μὲν βίος βραχύς, ἡ δὲ τέχνη μακρή, ὁ δὲ καιρὸς ὀξύς, ἡ δὲ πεῖρα σφαλερή, ἡ δὲ κρίσις χαλεπή → Life is short, art long, opportunity fleeting, experience misleading and judgment difficult
Greek (Liddell-Scott)
κρῆσαι: ἀντὶ κεράσαι, ἀπαρέμφ. ἀορ. αʹ ἐνεργ. τοῦ κεράννυμι, Ὅμηρ.