Δύο γὰρ, ἐπιστήμη τε καὶ δόξα, ὧν τὸ μὲν ἐπίστασθαι ποιέει, τὸ δὲ ἀγνοεῖν → Two different things are science and belief: the one brings knowledge, the other ignorance
P. and V. καθαρός, Met., P. and V. καθαρός, ἀκήρατος (rare P.), ἁγνός (rare P.), ἀκέραιος, ἄμεμπτος, V. ἀκραιφνής, ἄθικτος; see pure.