Ch'eng Yi, in contrast, believed that true insight can be achieved only by the minute analysis of all things, in order to discover their fundamental constitution and thus the part that each plays in the whole.
"Cheng Hao." The Concise Oxford Dictionary of World Religions. . Encyclopedia.com. (August 15, 2018). http://www.encyclopedia.com/religion/dictionaries-thesauruses-pictures-and-press-releases/cheng-hao
"Cheng Hao." The Concise Oxford Dictionary of World Religions. . Retrieved August 15, 2018 from Encyclopedia.com: http://www.encyclopedia.com/religion/dictionaries-thesauruses-pictures-and-press-releases/cheng-hao