问题陈述得好，问题就解决了一半。

We are all hostages of our own time.

如果没有负责任地使用先进机械以维护长期土壤健康的智慧，最先进的设备也毫无意义。

The individual has to fashion himself out of the material given by his culture.

译文：上面的官吏廉洁，民间的风俗也会随之改变。