years. one of the great comparatives of america. if you look at the history of the country one of the benefits derived from immigrants is extraordinary. immigrants because they have to take the exam to get here, they know what we are talking about with the values. they re aware of the values and the things that are being written about in this book. by the way, looking at the book to have a better understanding and appreciation for the country than a lot of people born here. they voted with their feet to come here. right. only at tremendous sacrifice, at kpre risk. they operated to come here. it wasn t simply and you know this better, is the center is hollowed out with much of the industry on the two extremes and the question is whether candidates will move towards the center because it is a lonely place. the book is the great experiment: why diverse democracies fall apart and how they can endure.