Chapter 5: The Sixty Jiazi in Forward and Reverse Order

Reading mode

Overall Translation
This chapter systematically organizes the rules governing the sequential and reverse arrangement of the Heavenly Stems and Earthly Branches. It includes the correspondence between the twelve Earthly Branches and the Chinese zodiac, the classification of yin and yang attributes, and the two cyclical sequences of the Sixty Jiazi (forward and reverse). It also briefly explains the pairing logic of the Five Elements through the Na Yin system. This arrangement reflects a sophisticated system that aligns temporal cycles with the attributes of the Five Elements.

🧩 Structured Components

Embedded chart

Forward Example 1

Male chart

Stem-branch set	Set 1	Set 2
Stem	甲	乙
Branch	子	丑

Embedded chart

Forward Example 2

Male chart

Stem-branch set	Set 1	Set 2
Stem	戊	己
Branch	辰	巳

Embedded chart

Reverse Example 1

Female chart

Stem-branch set	Set 1	Set 2
Stem	癸	壬
Branch	亥	戌

Embedded chart

Reverse Example 2

Female chart

Stem-branch set	Set 1	Set 2
Stem	乙	甲
Branch	卯	寅

🧠 In-Depth Understanding

Core Concepts 💡

Cyclical View of Time and Space: The forward and reverse sequences of the Sixty Jiazi reflect the ancient Chinese cosmological perspective of "time as a cyclical and recurring phenomenon."
Yin-Yang Attribution: The reverse sequence of the Earthly Branches clearly marks yin and yang attributes (e.g., Zi as yang, Chou as yin), embodying the law of binary opposition and unity in all things.
Na Yin Symmetry: The principle of "opposite palace correspondence," such as Jiazi and Yichou (Metal) ↔ Jiawu and Yiwei (Metal), reveals the mirror symmetry in the distribution of Five Elements energy.

Modern Interpretation 🌟

Time Encoding System: The Sixty Jiazi essentially function as a precise time-marking system, similar to the periodic records in modern calendars.
Biological Rhythm Reference: The correspondence between Earthly Branches and zodiac signs can be understood as ancient symbolic records of observed biological energy cycles.
Memory Optimization: The phrase "mnemonics for easier recall" indicates that ancient people already emphasized learning efficiency, reducing the burden of memorization through systematic arrangements.

Practical Value ⚡

Foundation for Destiny Analysis: The forward and reverse sequences are core to calculating major life cycles (Da Yun) and annual fortunes (Liu Nian), e.g., forward arrangement for males with yang stems and reverse for females with yin stems.
Five Elements Attribute Query: The Na Yin system allows for quick determination of the Five Elements attributes of any stem-branch pair.
Periodic Prediction Reference: The 60-year cycle interestingly corresponds with modern astronomical cycles, such as the approximately 20-year Jupiter-Saturn conjunction.

Philosophical Reflection 🤔

The dual sequences of forward and reverse suggest a dialectical relationship in cosmic operation: both progressive development and cyclical return. The alternating distribution of yang and yin branches reflects the core idea of Chinese philosophy: "One yin, one yang—this is the Dao," implying that all things evolve through dynamic balance.

📚 Related Knowledge

Related Concepts:
- Forward and Reverse Major Life Cycles (Da Yun): Forward arrangement for males born in yang years and females in yin years; reverse for the opposite.
- Na Yin Five Elements: Detailed Five Elements attributes, such as "Sea Gold" and "Stove Fire."
- Opposite Palace Principle: Stem-branch pairs separated by 30 groups form mirror correspondences.
Further Reading:
- San Ming Tong Hui: Discussion on the Sixty Jiazi Na Yin.
- Wu Xing Jing Ji: Principles of Yin-Yang Distribution in Earthly Branches.
- Yuan Hai Zi Ping: Rules for Calculating Major Life Cycles (Da Yun).
Modern Research:
Contemporary scholars have discovered that the 60-year Jiazi cycle harmoniously resonates with the sunspot activity cycle (approximately 11 years) at a 5:1 ratio, providing a scientific perspective to validate ancient cyclical observations.

Note: Although the content of this chapter serves as foundational memorization, it is the computational cornerstone of the destiny analysis system. It is recommended to deepen understanding through mnemonic rhymes (e.g., "Jiazi, Yichou—Sea Gold") combined with practical charting exercises.

Please translate the above content into English, maintaining the original format and structure.