1. The Year Pillar: Root and Ancestors
The Year Pillar represents your heritage, grandparent lineage, and early childhood (ages 1 to 15). It also governs your public reputation, social circles, and how the external world perceives you upon first contact.
2. The Month Pillar: Career and Parents
The Month Pillar is the most powerful column in terms of element weights. It represents your parents, upbringing, career environment, and young adulthood (ages 16 to 30). It determines your career capabilities and social drives.
3. The Day Pillar: Spouse House and True Self
The Day Pillar represents you and your immediate partner. The Day Stem is you (the Day Master), and the Day Branch is your Spouse House. It governs your core adult years (ages 31 to 45), your physical body, and deep personal relationships.
4. The Hour Pillar: Inner Mind and Later Life
The Hour Pillar represents your late life (ages 46+), your children, sub-ordinates, your secret thoughts, creative outputs, and your investment fruits. It holds the key to your subconscious mind and long-term achievements.