LOGIC (MS 339-1009)
A discussion of the several kinds of observation and experimentation. Introspection. The categories connected with the three mental operations of feeling, willing, reasoning. The commonest fallacies in retroduction, deduction, and induction.
Experimentation, Feeling, Induction, Introspection, Logic (modal see Modality), Observation, "Detached Ideas on Vitally Important Topics", Reasoning (probable see also Probability), Retroductions (see also Abduction), Willing (see also Volition)
pp. 17-39, plus 5 pp. of variants
LOGIC / DETACHED IDEAS ON VITALLY IMPORTANT TOPICS