 He did not have merely conservatives or libertarians speak, but he tried to get Francis Fox Pissons, another leading liberal at the time. So he tried to have a wide range of views. He thought that following John Stuart Mill, knowledge and truth are furthered when we have active discussion and debate. And he recognized people are imperfect. You make the best decisions you can. Lenny Ebenstein, what were your interactions with Milton and Rose Friedman like?