ὃν οὐ τύπτει λόγος οὐδὲ ῥάβδος → if words don't get through, neither a beating will | if the carrot doesn't work, the stick will not work either | whom words do not strike, neither does the rod
P. φιλόπονος, φιλεργός, V. πολύπονος.
eager for knowledge: P. φιλομαθής.
zealous: P. and V. σπουδαῖος, πρόθυμος.