" Emotions properly trained and modulated, Aristotle told his readers, are essential to being practically wise: We can experience fear, confidence, desire, anger, pity, and generally any kind of pleasure and pain either too much or too little, and in either case not properly. But to experience all this at the right time, toward the right objects, toward the right people, for the right reason, and in the right manner—that is the median and the best course, the course that is a mark of virtue. "

― Barry Schwartz , Practical Wisdom: The Right Way To Do the Right Thing