As everything is the unity of pureness and impureness, both have their value as well as significance, and they can transform into each other under certain conditions.

任何事物都是“纯”与“不纯”的统一体，“纯”与“不纯”各有其存在的价值和意义，并在一定的条件下相互转化。

How to understand and handle the relationship between pureness and impureness correctly is a philosophical, practical and ideological issue that has universal significance and deserves concern.

正确认识和处理“纯”与“不纯”的关系，是一个需要引起关注的哲学问题、实践问题和思想方法问题，因而具有普遍性。