ἐξασκητέον
From LSJ
ὁ δὲ πείσεται εἰς ἀγαθόν περ → he will obey you to his profit, he will obey you for his own good end
English (LSJ)
A one must practise, σωφροσύνην Nicostr. ap. Stob. 4.23.65.
Spanish (DGE)
hay que practicar, ejercitar σωφροσύνην Nicostr. en Stob.4.23.65.