The Self Line and the Response Line in Liu Yao: Who Stands for You, Who Stands for the Other Side
In Liu Yao the Self line marks the position of the person asking and the Response line the side opposite them, and how the two relate is the core of reading any matter that involves people. Bring in the Six Relatives and the five phases' generation and control and a full picture forms; settle for a single word of good or bad luck, and the whole chart is reduced to one character's worth of conclusion.