分析 綜合 辯證法 方法與原理合一的解經法 四聖一揆 易為君子謀不為小人謀 即占以示學 聖人則圖畫卦 太極 乾坤並建 乾坤並建而捷立 無所不極 卦體的解釋問題 Analysis Synthesis Dialectics The interpretive principle of the unity of doctrine and method The consistency of four saints The role of divination in becoming a gentleman rathen than a petty person Learning to be a gentleman by conulting the diagrams The saint's composition of eight trigrams according to the river chart Taiji The co-establishment of the principles of Qian and Kun The principle that "no end cannot be reached" The interpretation of the construction of "trigram"