strings: There is no such thing as living in isolation—no country, no people, no individual, can live in isolation; yet, because you are seeking power in so many different ways, you breed isolation. The nationalist is a curse because through his very nationalistic, patriotic spirit, he is creating a wall of isolation. He is so identified with his country that he builds a wall against another. What happens when you build a  wall against something? That something is constantly beating against your wall. When you resist something, the very resistance indicates that you are in conflict with the other. So nationalism, which is a process of isolation, which is the outcome of the search for power, cannot bring about peace  in the world. The man who is a nationalist and talks of brotherhood is telling a lie; he is living in a state of contradiction;