成唯識論述記 6.412

6.412

述曰：第三，徵責多少。問：從染翻淨，從淨翻染，何為染多淨少？對治不同。

The Commentary states: The third [topic] is inquiring into the numbers. Question: If the pure is inverted from the defiled, and the defiled is inverted from the pure, why is the defiled numerous while the pure is few? Their remedies are not the same.