Summary
Epictetus emphasizes that philosophy helps us establish standards for living well by testing and weighing our actions. Once these standards are understood, it is the responsibility of a good person to apply them consistently in their life. Philosophy provides the tools for self-examination, but it is the individual’s duty to act according to those principles.
Interpretation
In real life, this could be compared to learning a code of ethics at work or in personal life. For example, imagine someone learning the principles of honesty and integrity at their job. Philosophy (or ethical training) helps them understand the importance of these values. However, it’s not enough to just know them—true wisdom lies in consistently applying these values in everyday decisions, even when it’s difficult.