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BaZi Case Library / Science & Tech/ Jin Yuelin (金岳霖)
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Jin Yuelin (金岳霖)

Jin Yuelin (1895–1984) was a leading Chinese philosopher and logician. He taught at Tsinghua University and Peking University and is widely regarded as a founder of modern Chinese logic, known for integrating Western logical systems with Chinese philosophical thought.

Birth
1895-07-14 18:00 · China
Gender
Male
Time Source
AI inferred

Birth Time Verification

There is no fully reliable public record of Jin Yuelin’s exact birth time. Using BaZi reasoning, the You hour ( You , 17:00–19:00) fits best. For a Ren Water Day Master, You Metal represents Proper Officer with hidden Proper Seal, simultaneously nourishing Water and granting institutional recognition. This aligns with his life path of academic recommendation, formal appointments, and recognition by state institutions. You Metal also carries qualities of rigor, restraint, and aloofness, matching his reserved temperament and his ability to maintain scholarly dignity even during the Cultural Revolution. Other possible hours were considered: a pure Seal hour would favor scholarship but lack public authority; Companion or Output hours would emphasize independence and conflict, inconsistent with his calm academic leadership; Seven Killing hours would be overly intense. Overall, the 18:00 You hour provides the most coherent match.
Confirmed Time
18:00
Hour
己酉
Time Source
AI inferred

Core Analysis

Jin Yuelin’s BaZi centers on a Ren Water Day Master, with the four pillars Yi Wei (year), Gui Wei (month), Ren Xu (day), and Ji You (hour). Seal stars are prominent: Gui Water and Ji Earth both function as Yin (Seal), strongly supporting Ren Water and favoring internalization, study, and abstract thinking. At the same time, the branches contain heavy Earth (Wei, Xu), which restrains Water and indicates that his scholarly path was repeatedly tested by real-world institutions and pressures. The presence of Proper Officer in You Metal points to formal academic titles, institutional authority, and public recognition. The Seal-dominant structure supports system-building, curriculum design, and long-term teaching. In the Luck Pillars, 1907–1916 ( Xin Si ) and 1917–1926 ( Geng Chen ) were Seal Luck Pillars, coinciding with overseas study and doctoral training. The 1927–1936 ( Ji Mao ) Proper Officer Luck Pillar supported departmental leadership and institutional construction. The 1937–1946 ( Wu Yin ) Seven Killing Luck Pillar aligns with war, displacement, and intense external pressure. Overall, this chart emphasizes Seal as the Useful Element: scholarship over ambition, principle over expediency, and emotional restraint. When Officer and Killing forces are activated, they bring both support and conflict, explaining why intellectual integrity and personal hardship often appeared together in his life.
Key BaZi Signals
Main Line
Day Master Ren
Structure
Month Stem Gui Rob Wealth
Relations
Year Branch Wei · Day Branch Xu

Traits

01

Academic Focus

Proper Seal strongly supports the Ren Day Master, creating sustained motivation for deep study and long-term scholarly work.

02

Logical Rigor

Water governs intellect, and the Seal structure reinforces orderly thinking, supporting his foundational role in logic.

03

Scholar-Administrator Balance

Proper Officer energy supports institutional leadership alongside teaching and research.

04

Emotional Restraint

The interplay of Output and Seal encourages emotional self-control, reflected in an austere, solitary lifestyle.

Timeline

Each year shows the event, luck pillar, annual pillar, relations, and interpretation for direct comparison.

1911
16yrs Career

Admitted to Tsinghua College

He entered Tsinghua College with outstanding results, beginning a modern higher education that laid the foundation for his academic path.

BaZi Note
In this Xin-Hai year, Xin Metal Proper Seal appears, matching the Luck Pillar’s Xin Metal and forming a strong double-Seal configuration. Seal governs study, credentials, and mentors, supporting academic breakthrough. Hai Water strengthens the Ren Day Master as a favorable root. The Si–Hai clash activates movement, fitting the image of leaving home to pursue education. Academic stars further emphasize formal learning and knowledge building.
1914
19yrs Career

Government-Sponsored Study Overseas

After graduating from Tsinghua, he earned a government scholarship and traveled to the United States for advanced study.

BaZi Note
During the Xin-Si Seal Luck Pillar, the Jia-Yin year brings Output (Eating God), supporting talent expression and academic progress. The Seal–Output pairing favors examinations and advanced study. Multiple Benefactor stars indicate official endorsement and strong support, aligning with government-funded overseas education.
1917
22yrs Career

Academic Recognition Abroad

He completed his undergraduate studies at the University of Pennsylvania, earning a bachelor’s degree.

1920
25yrs Career

Doctorate from Columbia University

He completed his PhD at Columbia University, marking a high point in his academic training.

BaZi Note
The Geng-Shen year reinforces Metal Seal in both Luck Pillar and year. Shen, Zi, and Chen form a Three-Harmony Water frame, greatly strengthening the Ren Day Master. Nobleman and Scholarly Hall stars indicate strong mentorship, eloquence, and successful defense. Conditions were well aligned for earning the doctorate.
1920
25yrs Career

Begins Teaching at Georgetown University

He secured a teaching position at Georgetown University, lecturing in political science and formally entering academia.

BaZi Note
Strong Indirect Seal supports knowledge transmission. The Three-Harmony Water frame enhances confidence and visibility within institutions. Benefactor stars align with gaining a university appointment and teaching role.
1925
30yrs Career

Returns to China to Teach Logic at Tsinghua

After returning from overseas, he was appointed at Tsinghua University to teach logic, marking a new stage in Chinese logic education.

BaZi Note
Yi Wood Output combines with Geng Metal Seal, converting expression into structured knowledge. This favors authorship and teaching. Benefactor stars indicate official appointment and institutional endorsement.
1926
31yrs Career

Founds Philosophy Department at Tsinghua

He helped establish the Philosophy Department at Tsinghua University and served as professor and department head.

BaZi Note
Seal and Output are both favorable, supporting academic innovation and institution building. Official benefactor stars reflect administrative authority and recognition.
1937
43yrs Career

Moves South and Teaches at National Southwest Associated University

With the outbreak of war, he relocated with Tsinghua and continued teaching amid displacement and hardship.

BaZi Note
Seven Killing brings pressure and upheaval. Clashes and penalties indicate displacement. Wood as a climate-balancing element provides adaptability, allowing continued teaching despite adversity.
1946
51yrs Career

Appointed Dean at Tsinghua University

He became Dean of the School of Humanities and Chair of Philosophy, assuming major academic leadership.

BaZi Note
Despite pressure from Seven Killing, hidden Seal supports authority. Officer–Seal interaction favors institutional leadership and official appointment.
1948
53yrs Career

Elected Academician

He was elected as a founding academician of Academia Sinica, marking the highest level of official recognition.

BaZi Note
Water support allows him to carry authority. Combinations indicate official honor and recognition through academic achievement.
1952
57yrs Career

Appointed Professor and Chair at Peking University

During nationwide university restructuring, he transferred to Peking University as professor and department chair.

BaZi Note
Combinations transform pressure into academic leadership. Clashes indicate institutional change, while benefactors support elevation to key roles.
1955
41yrs Career

Elected Member of the Chinese Academy of Sciences

He became a division member and senior researcher, further consolidating his academic standing.

BaZi Note
Despite penalties and restructuring, Output and Seal support intellectual authority. National Seal Benefactor reflects formal power and recognition.
1977
43yrs Career

Returns to Academic Leadership After Cultural Revolution

After rehabilitation, he resumed leadership roles at the Institute of Philosophy, Chinese Academy of Social Sciences.

BaZi Note
Eating God supports expression and teaching. Hidden Seal within Officer allows authority to return. Benefactors indicate institutional backing during recovery.
1979
84yrs Career

Leads the Chinese Logic Community

He was elected the first president of the Chinese Logic Society, guiding the field nationally.

BaZi Note
Combination with Officer reflects formal leadership. National Seal and Officer–Seal support authority. Solitary Star emphasizes intellectual distinction.
1984
89yrs Personal

End of Life and Return to Stillness

He passed away peacefully in Beijing at age 89, concluding a life devoted to philosophy and logic.

BaZi Note
Heavy Earth pressures the weak Ren Water. Although Wood appears, it also stirs conflicts within the structure. Beneficial Metal is buried, Water roots are harmed, and vitality wanes. The imagery aligns with natural exhaustion rather than abrupt loss, reflecting the close of a long intellectual life.

FAQ

Why did he become a founder of modern Chinese logic? +
His chart centers on a Ren Day Master supported by strong Proper Seal and Proper Officer. This combination favors rational analysis, internal reflection, and institutional teaching. Seal Luck Pillars during his study years supported deep training and system building.
Why did he remain unmarried? +
The coexistence of Output and Seal indicates emotional restraint and inward focus. Heavy Earth restraining Water suggests feelings were internalized rather than expressed, aligning with a solitary personal life.
Why was he heavily affected during the Cultural Revolution? +
Seven Killing and heavy Earth patterns make the chart sensitive to political pressure. Strong principles and institutional friction increased vulnerability during ideological upheaval.
Which Luck Pillars most supported his education and career? +
The 1907–1916 Xin-Si and 1917–1926 Geng-Chen Seal Luck Pillars supported overseas study and doctoral success. The 1927–1936 Ji-Mao Proper Officer Luck Pillar supported teaching and departmental leadership.
How does BaZi explain his late-life return to academia? +
From 1977 onward, the Jia-Xu Eating God Luck Pillar supported expression and scholarship. Combined with improved social conditions, this enabled his return to leadership and lasting influence.

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