Epictetus emphasizes that philosophical principles gain meaning and power through lived application rather than intellectual discussion. It's easier to talk about virtue than to practice it, easier to understand patience than to be patient in difficult moments. But true philosophy transforms us through practice, not through theory. When we embody our principles - showing courage in scary situations, practicing compassion with difficult people, maintaining equanimity during setbacks - we not only develop character but also inspire others more effectively than any words could. Actions reveal our true beliefs more accurately than our explanations of them.