There are forty-two faculties or organs in all—some more prominent than others, according to the disposition, temperament, education, profession, and personal inclination of the individual.
| 1. | Amativeness | 15. | Self-esteem | 29. | Size |
| 2. | Conjugal love | 16. | Firmness | 30. | Weight |
| 3. | Parental love | 17. | Conscientiousness | 31. | Color |
| 4. | Friendship | 18. | Hope | 32. | Order |
| 5. | Inhabitiveness | 19. | Spirituality | 33. | Calculation |
| 6. | Continuity | 20. | Veneration | 34. | Locality |
| 7. | Vitativeness | 21. | Benevolence | 35. | Eventuality |
| 8. | Combativeness | 22. | Constructiveness | 36. | Time |
| 9. | Destructiveness | 23. | Ideality | 37. | Tune |
| 10. | Alimentiveness | 24. | Sublimity | 38. | Language |
| 11. | Acquisitiveness | 25. | Imitation | 39. | Causality |
| 12. | Secretiveness | 26. | Mirth | 40. | Comparison |
| 13. | Cautiousness | 27. | Individuality | 41. | Human nature |
| 14. | Approbativeness | 28. | Form | 42. | Suavity |
These may be divided into six important classes:—
1. The social region, which includes—
A. Amativeness.—Normal—interest in and love for the opposite sex. Too prominent—material. Too small—coldness and indifference.
B. Conjugal affection.—Normal—constant and faithful love. Too prominent—jealous and selfish. Too small—fickle and inconstant fancy.
C. Parental love.—Normal—self-abnegating love for children. Too prominent—indiscreet monopolizing. Too small—absence of tenderness.
D. Friendship.—Normal—sociability, warm attachments. Too prominent—too exacting, infatuations. Too small—inability to make friends.
E. Inhabitiveness.—Normal—love of home and native land. Too prominent—intense dislike to travel. Too small—a desire for constant change of scenery.
F. Continuity.—Normal—the power of concentration. Too prominent—the prevalence of one idea, self-centered. Too small—lack of concentration.