Published, in part, as 6.177-184 (pp. 21-44). Omitted: an explanation of logical critic and a definition of "reasoning." The parallel between the exercise of logical self-criticism and the exercise of moral self-criticism. Logical instinct. The triad of normative sciences. The dependence of logic upon ethics, and both upon esthetics. How habits are created. Comte's classification of the sciences. CSP's threefold division of the sciences: heuretic, tagmatic, and practical.
Classification of the sciences, Comte Auguste, logical Critic, Esthetics, Ethics, Habit (see also Belief Thirdness), Instinct, Logic (modal see Modality), Normative science (see also Esthetics Ethics Logic), Reasoning (probable see also Probability), Science, heuritic Science, practical Science, Selfcriticism
pp. 1-47, with 16 pp. of variants