Justice (Dikaiosyne)
This week's concept is Justice, known in Greek as dikaiosyne (say it: dih-KAY-oh-soo-nay), which simply means giving others what they are genuinely owed and refusing to take from them what is not yours to take. The Stoics placed it among the four cardinal virtues, and they considered it the most social of the four: it is the one virtue that faces outward, toward other people, toward the community, toward the world. By the end of this week you will understand not just what justice means in the abstract, but how it shows up in the small, concrete choices you make every single day with the people around you.
Passage
Finally, if a man wrongs his neighbour to gain some advantage for himself he must either imagine that he is not acting in defiance of Nature or he must believe that death, poverty, pain, or even the loss of children, kinsmen, or friends, is more to be shunned than an act of injustice against another. If he thinks he is not violating the laws of Nature, when he wrongs his fellow-men, how is one to argue with the individual who takes away from man all that makes him man? But if he believes that, while such a course should be avoided, the other alternatives are much worse — namely, death, poverty, pain — he is mistaken in thinking that any ills affecting either his person or his property are more serious than those affecting his soul. This, then, ought to be the chief end of all men, to make the interest of each individual and of the whole body politic identical. For, if the individual appropriates to selfish ends what should be devoted to the common good, all human fellow ship will be destroyed.
— Cicero, On Duties 3.26
Reflection
Now Cicero presses the argument deeper. If someone wrongs their neighbor for personal advantage, they must believe either that this does not violate nature, or that the losses they avoid (death, poverty, pain) are worse than the damage to their own soul. He is saying: you cannot rationally rank a wound to your body above a wound to your character. The soul's health is more serious than the body's, and an unjust act injures the soul. This is the Stoic logic underneath dikaiosyne: injustice does not mainly harm the person you wrong; it deforms you. The goal Cicero ends with is precise and worth memorizing: make the interest of each individual and the interest of the whole body identical. Not similar. Identical.
Go deeper
When you imagine a decision where your short-term personal gain conflicts with someone else's fair share, which part of the calculation do you find yourself trusting more, and why do you think that is?
Practice
The Soul's Ledger
Take eight minutes to write about one situation in your life where you are tempted to act in your own interest at some cost to another person. Write two columns: what you stand to gain materially, and what the act would do to how you see yourself afterward. Be honest. Do not rush to a conclusion; let the two columns sit beside each other.