ἀδιαστρόφως
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη. Τὸ δὲ ἡττᾶσθαι αὐτὸν ὑφ' ἑαυτοῦ πάντων αἴσχιστόν τε ἅμα καὶ κάκιστον. → Τo conquer yourself is the first and best victory of all, while to be conquered by yourself is of all the most shameful as well as evil
Spanish
íntegramente, por instinto natural, sin alterar, sin distender distorsión, sin distender o provocar distorsión, sin excusa, sin molestias, sin perjuicio, sin perversión, sin provocar distorsión
Russian (Dvoretsky)
ἀδιαστρόφως: без выкрутасов (τοὺς λόγους ποιεῖσθαι Sext.).