How do I live life right? When I have to go to battle â how do I win? If I want to gain power â how do I keep it? This audiobook box collects four of the most famous philosophical works in world history: Sun Tzu: The Art of War. Epictetus: The Enchiridion â The handbook of moral instructions. Marcus Aurelius: Meditations. Thoughts of an Emperor. NiccolĂČ Machiavelli: The Prince. Also included: a pdf document with complete tracklist.