256 1) Arguments that are built upon names, dates and places are held by people wandering, as it were, through a labyrinth. There are conflicting signs, a historical “graffiti,” strewn upon the walls, and it is up to the arguers to refute some of the signs and support some of the others, and through this method find their way from room to room. Of course, it goes without saying that for every passageway “correctly understood” there is an authoritative stamp which one might add to one’s portfolio. How do two such arguers proceed? At first we ourselves, as we listen and evaluate, are lost in the labyrinth of ideas, and so we cannot quite discern a method. However, if we were to conduct a small experiment and stop up our ears, while at the same time trusting only in our observations of human behavior , we would then discover their very simple method: the first task of two such arguers is to open their portfolios immediately and compare stamps. 2) If,...