Fundamentally, people with different views live in different realities, and communicating is all about reaching from one world to another. The greatest feeling in the world is when you see a light go on in somebody’s eyes, and you know he or she has joined you in your world. The flip side is knowing that you’re at least managing to draw people who are hostile toward you into a common ground from which they can understand your perspective, even if they show it by calling you a “master propagandist.”