SOURCE: "The Rationality of Political Speech: An Interpretion of Aristotle's Rhetoric," in Interpretation: A Journal of Political Philosophy, Vol. 9, Nos. 2 & 3, September, 1981, pp. 141-54.
In the following essay, Arnhart maintains that Aristotle uses the concept of enthymeme (a logical argument, or syllogism, in which one of two conclusion-supporting premises is unexpressed) to defend the legitimacy of rhetorical discourse and to distinguish rhetoric from both science and sophistry.