As things continue to get worse culturally and politically, it pays to ask oneself how far one will go. What are the limits to my obedience to authority? At what point do I become what I hate? To avoid becoming a monster, the first step is to draw some red lines: things we simply will not do. But will we actually stick to them, or simply go along with the crowd when the challenge proves too difficult? History is not flattering to our high ideals and self-images. When it comes down to it, the...