οὐ γὰρ πράξιν ἀγαθὴν, ἀλλὰ καὶ εὖ ποεῖν αὐτὴν → it does not suffice to do good–one must do it well
[Seite 448] aor. sync. zu βάλλω, = βληθείης, Il. 13, 288.
2ᵉ sg. opt. ao.2 Pass. épq. de βάλλω.