Ὁ κόσμος σκηνή, ὁ βίος πάροδος· ἦλθες, εἶδες, ἀπῆλθες → The world is a stage, life is a performance, you came, you saw, you departed
P. φιλόπονος, φιλεργός.
careful: P. and V. ἐπιμελής (Soph., Fragment).
zealous: P. and V. πρόθυμος, σπουδαῖος (Soph., Fragment).