'One swallow does not make a summer; neither does one day. Similarly neither can one day, or a brief space of time, make a man blessed and happy' What does it mean to be a good person? Ranging over eternal questions of right and wrong, pleasure and self-control, friendship and courage, Aristotle's lectures on ethics are among the most lasting and profound philosophical works of all time. One of twenty new books in the bestselling Penguin Great Ideas series. This new selection showcases a diverse list of thinkers who have helped shape our world today, from anarchists to stoics, feminists to prophets, satirists to Zen Buddhists.