So we beat on, boats against the current, borne back ceaselessly into the past.

I always try to push the boundaries of my voice and explore new territories.

绿色矿山建设不仅是环保要求，更是企业竞争力的体现。

The ability to associate depends, in turn, on the degree to which communities share norms and values and are able to subordinate individual interests to those of larger groups.