νύκτα οὖν ἡμέραν ποιούμενος → without delay, as soon as possible, as fast as possible, making the night day, making night into day, turning night into day
mĕlĭor: melĭus cf. μᾶλλον, for μάλιον, v. bonus.
mĕlĭor, us, ōris, comp. de bonus, meilleur : non laborant, ut meliores fiant Cic. Br. 92, ils ne se soucient pas de se perfectionner ; [p. les sens différents, v. bonus ]