ἀνδρὸς σπλάγχνον ἐκμαθεῖν → learn a man's heart, learn a man's inward nature
naucŭla: ae, f. navicula,I a little ship, for navicula (post-Aug.), Plin. Ep. 5, 6, 37; 9, 7, 4; Paul. Carm. 21, 247; cf.: naucula, navicella, navicula, Not. Tir. p. 177.