Ask at the forum if you have an Ancient or Modern Greek query!

sacar provecho

From LSJ

Ῥῆμα παράκαιρον τὸν ὅλον ἀνατρέπει βίον → Vitae lues vox missa non in tempore → Ein Wort zur Unzeit stülpt das ganze Leben um

Menander, Monostichoi, 466