The divine order does not design people or circumstance according to our tastes - Epictetus

If, on the other hand, we read books entitled On Impulse not just out of idle curiosity, but in order to exercise impulse correctly; books entitled On Desire and On Aversion so as not to fail to get what we desire or fall victim to what we would rather avoid; and books entitled On Moral Obligation in order to honour our relationships and never do anything that clashes or conflicts with this principle; then we wouldn’t get frustrated and grow impatient with our reading.
Instead we would be satisfied to act accordingly. And rather than reckon, as we are used to doing, ‘How many lines I read, or wrote, today,’ we would pass in review how ‘I applied impulse today the way the philosophers recommend

Remember that you must behave in life as at a dinner party. Is anything brought around to you? Put out your hand and take your share with moderation. Does it pass by you? Don’t stop it. Is it not yet come? Don’t stretch your desire towards it, but wait till it reaches you.

For of the things which are within the power of the will, as being good and present, you have a proper and regulated desire: but of the things which are not in the power of the will you do not desire any one, and so you do not allow any place to that which is irrational, and impatient, and above measure hasty.