τί ἥδιστον, τὸ ἐπιτυγχάνειν → what's pleasant, to get the goal
rhŏpălon: i, n., = ῥόπαλον,>I the plant nymphaea, Plin. 25, 7, 37, § 75.
rhŏpălŏn, ī, n. (ῥόπαλον), nénuphar [plante] : Plin. 25, 75.