在旧制度下，努力工作意味着长时间工作、很少休息和低工资。在新制度下，它意味着公平的工作换取公平的报酬。

The construction of intelligent mines is the future direction of the coal industry.

True craftsmanship lies in making the difficult look effortless.

The strength of a state is not just its ability to coerce, but its ability to provide services and maintain legitimacy in the eyes of its citizens.

The real moral test of a society is how it treats those who are at the dawn of life, the children; those who are in the twilight of life, the aged; and those who are in the shadow of life, the sick, the needy and the handicapped.

真相很少是纯粹的，也从不简单。

The organism does not perceive stimuli, but objects in their environments.

你知道的越多，就越意识到自己不知道的越多。