Epictetus
Greek-Roman · 50–135
Born a slave, he became one of the most influential Stoic philosophers, teaching that philosophy is a way of life, not mere discourse.
Wikipedia ↗“Οὐδεὶς ἐλεύθερος ὃς ἑαυτοῦ μὴ κρατεῖ.”
Ancient Greek
“No man is free who is not master of himself.”
“Wealth consists not in having great possessions, but in having few wants.”
Ancient Greek
“Πρῶτον εἰπὲ σεαυτῷ τί θέλεις εἶναι, εἶτα ποίει ἃ δεῖ.”
Ancient Greek
“First say to yourself what you would be; and then do what you have to do.”
“Οὐ τὰ πράγματα ταράσσει τοὺς ἀνθρώπους, ἀλλὰ τὰ περὶ τῶν πραγμάτων δόγματα.”
Ancient Greek
“It's not what happens to you, but how you react to it that matters.”
The English is a modern paraphrase. The Greek original (Enchiridion Ch. 5) literally says: "It is not things that disturb people, but their judgments about things."