Stoicism was founded by Zeno of Citium in Athens around 300 BCE and taught in Rome by Seneca, Epictetus and Marcus Aurelius. It holds that virtue is the only good, that the cosmos is governed by divine reason, and that freedom lies in distinguishing what is up to us from what is not.
Stoicism
The Hellenistic philosophy of living according to nature and reason, indifferent to what is beyond our control.