§ 112. The sources from which a knowledge of truth is derived
§ 113. The didactic method is either general or particular
§ 114. Supreme principles of the three methods
§ 123. In what sense the Ego expresses the soul, and in what sense it is
called the principle and subject of Psychology.-The Ego is:
self-affirmed subject and belongs to the Science of Logic
§ 124. Complete definition of the human soul.-Definitions given by
Aristotle, St. Thomas, and Porphyry