How to square the circle: Stoicism as personal philosophy vs issues of social justice

Here is a conundrum I have been pondering for a while now. On the one hand, Stoicism is a personal philosophy, meant to help us to excel (in the ethical sense, not by becoming celebrities or making a lot of money) as human beings. On the other hand, the Stoics talk of the virtue of justice, which is other-regarding, and we have plenty of…