into continuous, running prose, like watery stew. (A current British version has done just that.) The best preparation for reading the Summa is a review of basic, common sense logic, i.e., Aristotelian logic, especially the “Three Acts of the Mind”, as the medievals labeled them: understanding, judging, and reasoning, with their respective logical expressions: terms, propositions, and arguments. The reader will be constantly confused if he does not first have in his mind a very clear idea of the