Source: "Best thing I’ve seen on this topic." - Sam Altman
Source: One of Marc Goodman's answers to "sources you've learned from in the last year?"
Source: Stewart Brand recommended this book on his "Selected Books for the Manual for Civilization" blog post.
Source: "Made me ditch the average life in search of one with complete flexibility and freedom to live life on my terms." - Maurice Ashley
Source: "Really got what policing was and what policing was all about. I thought that was pretty amazing." - Marc Goodman