Potential Optative.—The potential optative with ἄν states a future possibility, propriety, or likelihood, as an opinion of the speaker; and may be translated by may, might, can (especially with a negative), must, would, should (rarely will,
γνοίης δ' ἂν ὅτι τοῦθ' οὕτως ἔχει
ἅπαντες ἂν ὁμολογήσειαν
οὐκ ἂν λάβοις
λέγοιμ' ἂν τάδε
a. The potential optative ranges from possibility to fixed resolve. The aorist optative with ἄν and a negative is very common.
b. When stress is laid on the idea of possibility and power, necessity and obligation, Greek uses δύναμαι, δεῖ or χρή with the infinitive (statement of
c. The potential optative with ἄν is also used in dependent sentences; in purpose clauses ( cross2202 b), in object clauses after
Herbert Weir Smyth [n.d.], A Greek Grammar for Colleges; Machine readable text [info] [word count] [Smyth].