Cool. The concept has distinctly American qualities and it permeates almost every aspect of contemporary American culture. From Kool cigarettes and the Peanuts cartoon's Joe Cool to West Side Story (Keep cool, boy.) and urban slang (Be cool. Chill out.), the idea of cool, in its many manifestations, has seized a central place in our vocabulary. Where did this preoccupation with cool come from? How was Victorian culture, seemingly so ensconced, replaced...