How to Read Human Nature is the original guide to human body language, personality, character, and qualities. It takes reading body language and voice inflection for meaning to the next level, analyzing such elements as mental qualities, emotive qualities, relative qualities, and perceptive qualities in the human brain, reminding one of the study of phrenology:

I. Inner State and Outer Form
II. The Inner Phase: Character
III. The Outer Form: Personality
IV. The Temperaments
V. The Mental Qualities
VI. The Egoistic Qualities
VII. The Motive Qualities
VIII. The Vitative Qualities
IX. The Emotive Qualities
X. The Applicative Qualities
XI. The Modificative Qualities
XII. The Relative Qualities
XIII. The Perceptive Qualities
XIV. The Reflective Qualities
XV. The Religio-Moral Qualities
XVI. Faces
XVII. Chins and Mouths
XVIII. Eyes, Ears, and Noses
XIX. Miscellaneous Signs