Complex sentence: To Epictetus, all external events are beyond our control; we should accept calmly and dispassionately whatever happens, however, individuals are responsible for their own actions, which they can examine and control through rigorous self-discipline.
Split into simpler sentences: To Epictetus, all external events are beyond our control; we should accept calmly and dispassionately whatever happens. However, individuals are responsible for their own actions, which they can examine and control through rigorous self-discipline.