CHAPTER I WHAT WE ARGUE ABOUT, AND WHY 1. What Argument is. When we argue we write or speak with an active purpose of making other people take our view of a case; that is the only essential difference between argument and other modes of writing. Between exposition and argument there is no certain line. In Professor Lamont's excellent little book, "Specimens of Exposition," there are two examples which might be used in this book as examples of... more...