中华民族的最早文明是靠易理二元哲学文化开辟出来的,历代易学史家称之为伏羲先天八卦。伏羲先天八卦是彝、汉易理哲学文化的先河,《周易》随着汉文化的发展留存,而《先天易》却逐渐走向消失。本文介绍先天八卦文化体系及社会实用性,认为其世袭流传主要通过婚丧节庆礼仪活动。 The earliest civilization of the Chinese nation was opened up by the Yi-Li dualistic philosophical culture, which historians of Yi historians dubbed Fuxi’s innate gossip. Fuxi’s innate gossip is the precedent of the Yi and Han Yi philosophy culture. As the development of Han culture, “Book of Changes” survived, while “innate nature” gradually disappeared. This article introduces the innate gossip culture system and its social utility, and holds that its hereditary dissemination is mainly conducted through weddings and funerals.