降低成本的最好方法是一开始就没有成本。

The self is not so much a substance as a process, and it is the continual task of education to change the process, to develop its activities, and to guide it into channels of efficiency.

每个矿工的贡献对于保持灯火通明至关重要。

在科学管理下，旧式的独裁者不存在。