In this lecture, I describe the surprising popularity of long-form philosophical discussions, making reference to my talks with Sam Harris on science and value and religion and atheism, the vital and biologically-influenced role that temperament and personality play in determining individual interest and ability, and the necessity that free and untrammeled speech plays in aiding people’s ability to think carefully and make proper decisions. Learn more about your ad choices. Visit podcastchoices.com/adchoices