Emotions lie at our very core as human beings. How we process and grapple with our emotions, how and what we emote, and how we respond to the emotions of others, constitute the essence of our social universe. In a very real sense, we exist only through the prism of our emotions.
And yet the profound effect of human emotion on history, politics, religion, and culture, remains underexamined. While the influence of emotion in such realms as American...