I look forward to reading the book, but I’m not anti-Zuck. Individuals can change the world. Groups with ideology can change the world. This is why many of us are here at HN- for the discussion of ideas and for idealism. Few want to be supreme jerks that ruin things on a massive scale. Zuck, if you’re reading this- thanks for being part of the thing that allowed me to continue communication with my friends when they…
Part A sure, but I can say with some certainty that most people do not ruin lives. It's just hard to have that much influence over other people. If you want to be particularly pessimistic, you might be able to argue that many people ruin their children's lives -- But even that's a stretch.