Τὸ μανθάνειν δ' ἥδιστον εὖ λέγοντος, εἰ κέρδος λέγοι → It is the sweetest thing to learn from one speaking well, if they speak profitably
ao. de ἐνίημι.
ἐνῆκα: aor. к ἐνίημι.