That's actually an optimistic observation, because it suggests that if human beings are the agents of cultural destruction, we can also be, and must be, the facilitators of cultural survival.
这事实上是一次积极的观察， 因为它暗示着如果人类 是破坏文化的罪魁祸首， 我们同样能够成为，且必须成为， 文化的守护者。