Epictetus, The Discourses Quotes
The philosopher's school, ye men, is a surgery: you ought not to go out of it with pleasure, but with pain. For you are not in sound health when you enter.
God save me from fools with a little philosophy—no one is more difficult to reach.
Freedom is secured not by the fulfilling of men's desires, but by the removal of desire.
Man, what are you talking about? Me in chains? You may fetter my leg but my will, not even Zeus himself can overpower.