ray i loved your first book, principles, and i more broadly, love the originality of your take on the world. So this is a real treat for mei'm happy to chat about with you. You have a new book out. It's called principles for dealing with the changing world order. Henry kissenger called it que both a serious contribution and an urgent warning. And bill gates called it super provocative and super important. I did it as a study because i needed to know in order to deal with day to day.