An Analysis of the Structure, Ethics, and Ontology of the 'Jia Ren' Hexagram in the Zhou Yi
This paper deeply investigates the philosophical implications of the 37th Hexagram, 'Jia Ren' (The Family), in the *Zhou Yi* (Book of Changes), analyzing the relationship between the 'Wind over Fire' trigrams and the Way of the Family, while interpreting the fundamental position of the 'family' within ancient social structures through the lens of early Confucian concepts of 'foundation' (ben).

Section 1: The Primal Relationship Between Fire and Home
When exploring the ancient roots of the Jia Ren hexagram, we must first return to the primal relationship between "Fire" ($\text{huǒ}$, 火) and "Home" ($\text{jiā}$, 家).
The significance of "Fire" in the history of human civilization cannot be overstated. Before mastering fire, ancient people were little different from other animals—fearing wild beasts in the dark, shivering in the cold. The invention (or discovery and domestication) of fire completely changed this:
- Fire drove away darkness, giving humans safe nights.
- Fire drove away cold, allowing humans to survive in wider regions.
- Fire cooked food, making human diet more hygienic and palatable.
- Fire allowed for pottery, enabling humans to store food and water.
- Fire smelted metal, giving humans stronger tools.
Crucially for the formation of the "family," fire created a center for gathering. On cold nights, people would gather around the fire for warmth, food, and conversation—this was the most primitive form of the "family." The hearth was the core of the home, and those gathered around the same fire constituted the "family members" ($\text{jiā rén}$).
The Han Feizi, Wu Du states:
"In the age of High Antiquity, there were few people and many animals; people could not withstand the birds, beasts, and snakes. A sage arose, who constructed nests from joined wood to avoid the hordes of pests, and the people rejoiced in him, making him king of the world, calling him Youchao Shi (The Nest-Builder). The people ate fruits, nuts, clams, and snails; their bellies and stomachs were injured by the raw and stinking flesh, and the people suffered many illnesses. A sage arose, who drilled wood to obtain fire to transform the raw and stinking flesh, and the people were pleased with him, making him king of the world, calling him Suiren Shi (The Fire-Driller)."
"Drilled wood to obtain fire to transform the raw and stinking flesh"—Suiren Shi invented drilling wood for fire to cook raw food. This invention not only improved diet but also created the living arrangement of "living around a hearth"—the nascent form of the "family."
The Jia Ren hexagram places Li (Fire) as the lower trigram (inner trigram), signifying that fire is at the core of the family. Wind is above, Fire is within—Fire is the inner foundation of the home, and Wind is its external manifestation. Without the inner fire (warmth, brightness), there can be no outer wind (education, family atmosphere).
From the perspective of ancient folk customs, the hearth or stove has always been a sacred presence in traditional Chinese families. The tradition of worshipping the Kitchen God is very ancient, although detailed records appear later, its origin undoubtedly lies in High Antiquity. The Li Ji, Li Qi states:
"When the great banquet is held for the ruler's affairs$15 The three sacrificial animals, dried fish, and cured meats are the finest products from the four seas and the nine provinces; the offerings in the stands and baskets are the harmonious energies of the four seasons; the inner metal shows harmony. Bundles of silk placed on tablets and jade plaques show reverence for virtue. The tortoise comes first, showing foreknowledge. The metal follows, showing sincerity in feeling. The red lacquer, silk thread, bamboo, and arrows are shared wealth with the multitude. The rest are not fixed goods, each offering what their own state possesses, thus inviting distant things. When they depart, they are sent off to the outer market, showing reverence for the rites."
Although this passage directly discusses sacrificial rites, the phrase "harmonious energies of the four seasons" ($\text{sì shí zhī hé qì}$, 四时之和气) is noteworthy. Harmony and beauty—this is precisely the quality symbolized by the hearth fire. The hearth fire not only cooks food but also harmonizes Yin and Yang and generates harmonious energy.