Leo Markun examines palmistry as a historical curiosity rather than a legitimate science, tracing its origins from ancient India, China, and classical Greece through medieval astrological associations. The text details how early practitioners categorized hands into types such as elementary, spatulate, conic, square, philosophical, and psychic, linking each physical variation to specific personality traits and temperaments.
The author explores the significance attributed to individual fingers and their phalanges, mapping them to planetary influences like Jupiter, Saturn, Apollo, and Mercury. Each finger shape and joint development is traditionally believed to signal specific intellectual capacities, emotional tendencies, or moral shortcomings, though Markun highlights the arbitrariness of these classifications.
The narrative also covers the seven muscular mounts of the palm and the intricate network of lines, including the lines of life, head, heart, and fate. Traditional chiromancy reads these creases and markings to predict everything from career trajectories and wealth accumulation to specific diseases and the exact timing of life events.
Throughout the analysis, the author demonstrates how palmistry relies on vague generalizations, confirmation bias, and ancient superstitions rather than empirical evidence. While acknowledging that certain physical characteristics can reflect a person's daily labor or lifestyle, Markun maintains that traditional fortune telling systems lack scientific validity.
Ultimately, the book serves as a rational antidote to occult credulity, encouraging readers to rely on objective reality rather than looking to the folds of their skin for answers about their character and future.