Ὁ κόσμος σκηνή, ὁ βίος πάροδος· ἦλθες, εἶδες, ἀπῆλθες → The world is a stage, life is your entrance: you came, you saw, you departed (Democritus fr. 115 D-K)
discrētōrĭum: ii, n., = διάφραγμα>,I the diaphragm, Cael. Aur. Tard. 2, 12, 143.