Full Idea
More recent stoics defined the goal as to live consistently with the constitution of a human being.
Gist of Idea
The goal is to live consistently with the constitution of a human being
Source
report of Stoic school (fragments/reports [c.200 BCE]) by Clement - Stromates 2.21.129.6
A Reaction
This sounds more Aristotelian than the classic stoics. The obvious problem is the nasty side of human nature. At least Aristotle adds something like 'when it is functioning well, particularly in social situations'.
Book Reference
'The Stoics Reader', ed/tr. Inwood,B/Gerson,L.P. [Hackett 2008], p.162