What, then, makes a person free from hindrance and self- determining? For wealth doesn't neither does high office, state or kingdom — rather, something else must be found in the case of living, it is the knowledge of how to live.

— Epictetus, Discourses, 4.1.62-64 (resource), Ryan Holiday, The 366 Meditations on Wisdom, Perseverance, and the Art of Living