that makes us optimistic, and today robert fogle pasted away, and people thinking about hard data, we should tip our hat to him and appreciate how wealthy we are. i say this because when glenn and i approached this, we were both from relatively humble backgrounds and what makes it so amazed by the opportunities this country has given us. >> to your point about income inequality, there are two kinds. income inequality that comes from rent, seeking as opposed to the natural outcome of market forces, is deeply troubling. we talk about that in the book, and here's a case in great power decline and this massive rent-seeking can lead to that income inequality. >> another question up here. and then two more questions. >> i just want to start by referring to the famous philosopher, pogo. we have met the smiled he is if. i'm a child of the 60s and 70s. now in my 60s, and i see myself as part of a generation which grew up thinking we could have everything we wanted. he had politicians who gave it to us. we borrowed our way because of our power, and allows to us basically have everything. we hav