In Aristotle’s formal logic, thought is organized in a manner very different from that of the Platonic dialogue. In this formal logic, thought is indifferent toward its objects. Whether they are mental or physical, whether they pertain to society or to nature, they become subject to the same general laws of organization, calculation, and conclusion but they do so as fungible signs or symbols, in abstraction from their particular “substance.” This general quality (quantitative quality) is the ...