Epictetus on making progress

“What is the work of virtue? Serenity. Who, then, is making progress? The man who has read many treatises of Chrysippus? What, is virtue no more than this — to have gained a knowledge of Chrysippus? For if it is this, progress is confessedly nothing else than a knowledge of many of the works of Chrysippus. …

And where is your work? In desire and aversion, that you may not miss what you desire and encounter what you would avoid; in choice and in refusal, that you may commit no fault therein; in gi...