This section is split into a number of separate parts, the headings of which are as follows:

1. Memory, the most crucial of the subjects listed here, is dealt with in more detail than the four others listed here.
2. Intuition
3. Consciousness
4. Paranormal and ESP
5. Other areas of relevance (Subheadings: Inheritance of acquired characteristics; reproductive ability of organic life; probability & symmetry; coincidence; group behaviour & ritual; complementarity of the electron; the gyroscopic effect; inertia.