Εἰ θνητὸς εἶ, βέλτιστε, θνητὰ καὶ φρόνει → Mortalis quum sis, intra mortalem sape → Bist sterblich du, mein Bester, denk auch Sterbliches
(see also ἐκκόπτω): cut down, knock out
excidere, to be lost, 6.99.3.