The Taiyi Blog

What's actually inside the letter.

Taiyi's weekly letter draws on systems most readers in the English-speaking world have heard of vaguely but rarely seen explained simply. Two plain-English starts.

Bazi · 四柱命理

Bazi in plain English: what the four pillars actually are

The Chinese system for reading a person from their birth date and time. No mysticism — a calendar-based five-element calculus you can follow on paper. What a "day master" is, why the same birthday in different cities gives different charts, and where the system is honest about what it can't say.

May 12, 2026 · ~6 minute read · By Wei Chen
Qi Men Dun Jia · 奇門遁甲

Qimen in plain English: a tactical calendar, not a horoscope

If bazi is your chart, qimen is the week. A 1,080-plate forecasting system used historically for timing decisions — when to ship a deal, which direction to face for a hard conversation, when to wait. What the eight doors and nine palaces mean, and why qimen is mostly about when, not who.

May 19, 2026 · ~7 minute read · By Su-Lin Tan
Patterns · 流年

Why you hit the same wall every year, same month

If a rough patch keeps landing in the same month, year after year, it usually isn't coincidence. The calendar mechanic behind recurring "off" months — and what to actually do about it before it happens again.

June 20, 2026 · ~5 minute read · By Marcus Goh
Timing · 奇門遁甲

The one question to ask before you sign anything big

People who use timing systems before big decisions aren't being superstitious — they're buying themselves a pause. Why "sleep on it" works, formalized into a centuries-old tactical calendar.

June 23, 2026 · ~5 minute read · By Aiying Koh