This paper explicates the teleological assessment of argumentative will. The author recommends a reassessment of the understanding and approach to argumentation in critical thinking courses and suggests that it should be guided and structured by Aristotle's doctrine of the mean. The author outlines rules guided by Aristotle's doctrine to form a teleological assessment of various form of argument. A critical thinker, according to the author, must see what an arguer's objectives are and how argument should be evaluated in light of (...) those objectives. (shrink)