κοινὴ γὰρ ἡ τύχη καὶ τὸ μέλλον ἀόρατον → fortune is common to all, the future is unknown | fortune is common to all and the future unknown | fate is common to all and the future unknown
ăd-invĕnĭo: vēni, ventum, 4, v. a. ad, intens.,
I to find out, to devise, Vulg. Exod. 35, 33; Dig. 48, 19, 28; cf. also Serv. ad Verg. A. 6, 603: lapicaedinae adinventae sunt, Labi Ins.: si quis ainventus (for adinventus) fuerit hoc fecisse, Mur. Ins. 794.