Ὁ κόσμος σκηνή, ὁ βίος πάροδος· ἦλθες, εἶδες, ἀπῆλθες → The world is a stage, life is a performance, you came, you saw, you departed
middle voice from διά and στέλλω; to set (oneself) apart (figuratively, distinguish), i.e. (by implication) to enjoin: charge, that which was (give) commanded(-ment).