Taijitu during the Qing period for their possible connection with Zhou Dunyi's "taijitu". Ming period author Lai Zhide (1525–1604) simplified the "taijitu" to a design of two interlocking spirals. In the Ming era, the combination of the two interlocking spirals of the "taijitu" with two black-and-white dots superimposed on them became identified with the "He tu" or "Yellow River diagram" (河圖). This version was reported in Western literature of the late 19th century as the "Great Monad", and has been widely popularised in Western popular culture as the "yin-yang symbol" since the 1960s. The contemporary Chinese term for the modern symbol
The Religion of China: Confucianism and Taoism a question why capitalism did not develop in China. From the chronological perspective, he concentrated on early period of Chinese history (Hundred Schools of Thought, Warring States period), during which major Chinese schools of thoughts (Confucianism, Taoism) were invented. In that period, he focused on the issues of Chinese urban development, Chinese patrimonialism and officialdom, and Chinese religion, as the areas in which Chinese development differed most distinctively from the European route. Weber's choice of topics and analysis inspired further attention and critique. The sociologist of Chinese religion C.K. Yang, for instance, wrote that Weber's interpretation is "largely the result