οὐ γὰρ ἂν τό γε πραχθὲν ἀγένητον θείη → since he cannot make what was done as though it had not come to pass
ἄσκησις, ἔντευξις, αὐτοψία, ἔντευγμα, ἀνάκρισις, διερεύνησις, διατριβή, ζωγραφεῖον