It introduces the not widely known but the most functional and comprehensive I Ching divination system, the He Lou Li Shu (HLLS), linking the Four Pillars with I Ching. Readers are guided in clear steps to construct their life numbers, life hexagrams and annual hexagrams. Together, these components, reveal the composition of our life force, the quality and course of our life and previews of our future development. All components are explained with many examples of global celebrities to verify the relevance and validity.