Most human misery tracks one mistake: treating what depends on luck, other people, or your body as if it were fully yours to steer. Epictetus draws a hard line at the start of the Enchiridion. Some things are within our power; some are not. On your side sit opinion, aim, desire, aversion, and in short whatever counts as your own affair. Outside sit body, property, reputation, office, and whatever is not properly yours.
The split is not moralizing; it is mechanical. What you control is naturally free, unrestricted, unhindered. What you do not is weak, dependent, restricted, alien. Treat dependent things as free and borrow what belongs to others, and you get obstructed, grieve, churn inside, and start finding fault with gods and human beings. Take only what is yours and see the rest as it really is, and no one compels you, no one restricts you, you blame no one, accuse no one, do nothing against your will, hurt no one, make no enemy, and suffer no harm.
That freedom has a price. Epictetus warns against even a slight pull toward externals. Some you must quit entirely; others you may postpone for now. Chase reputation, power, or wealth on the same track as inner liberty and you can lose the goods you wanted while missing the only path to happiness and freedom.
When something unpleasant appears, practice calling it a semblance and not the real thing. Test it first: does this concern what is up to me or not? If it lies beyond your power, be ready to say it is nothing to you. That drill, not endless fighting with fate, is where peace begins.
Coming Up in Chapter 2
Desire demands attainment, and aversion demands escape; shun sickness, death, or poverty and you schedule wretchedness on a calendar nothing obeys. For now, restrain wanting until you are secure even in what is legitimately yours.