One does not need buildings, money, power, or status to practice the Art of Peace. Heaven is right where you are standing, and that is the place to train.
Bio: Susan Cain is an American writer and lecturer, and author of the 2012 non-fiction book Quiet: The Power of Introverts in a World That Can't Stop Talking, which argues that modern Western culture misunderstands and undervalues the traits and capabilities of introverted people.