ψυχῆς πείρατα ἰὼν οὐκ ἂν ἐξεύροιο πᾶσαν ἐπιπορευόμενος ὁδόν· οὕτω βαθὺν λόγον ἔχει → one would never discover the limits of soul, should one traverse every road—so deep a measure does it possess
μολυβδαῖος, -αία, -ον (Μ) μόλυβδος
(αντί μολύβδεος) μολύβδινος.