Aristotle 
Nicomachean Ethics 

This landmark work from the ancient Greek philosopher takes an in-depth look at the goal of life: happiness. One of Aristotle’s most widely read and influential works, The Nicomachean Ethics examines how to live well and be a good person. Aristotle explores the nature of happiness and how we achieve it. He discusses numerous moral virtues, such as courage, temperance, liberality, and magnanimity, as well as their corresponding vices. He also elucidates the concepts of pleasure, love, and friendship. The Nicomachean Ethics is considered one of the most important philosophical works in history. It influenced the Middle Ages as well as modern philosophy and European law and theology.