 In any case, this analytic epistemological current of the ancient Chinese tradition, which was rediscovered only in the latter half of the 20th century, helped dispel a number of prejudices concerning the methodological uniformity of classical Chinese thought (Allison 1989: 8). Certain similar “realist” currents within ancient Chinese discourses formulated additional epistemological questions related to binary oppositions of identity and difference (tong/yi 同/異), or the consistency and quality (jian/bai 堅/白) of the objects of comprehension.