i've always been struck by the fact that you rarely change another person's point of view simply by giving him better evidence. That led me ultimately to thinking about the book which you want to talk about, on being certain. And it led me actually, to thinking about how you know something. So your language is going to be different in my language. Unless you have the same exact backgroundand even if you hado identical twins, it'll be different. The way that you learn to initiate an idea, lines of reasoning, never to the extent that you articulate in the part that's conscious, and so you express it are going to be idiosyncratic. Your view of the world isn't