Abstract
In 1964, a debate that attracted widespread attention occurred within Chinese philosophical circles on the question of "one divides into two" and "two combine into one." But because the scholarly questions became mixed with politics, this debate never fully developed, and the critique of "one divides into two" was hurriedly terminated. "One divides into two" was judged to be the "correct, living, and common expression of the true nature and core of the materialist dialectic — the theory of the unity of opposites," and it was interpreted as representing the broad functions of the revolutionary dialectic