管理首先是一种实践，艺术、科学和工艺在此交汇。

我头上的星空和我心中的道德律。

音乐让人们团结在一起。

The sea connects us all; its stewardship requires global unity.

The sustainable development of the coal industry requires the coordinated efforts of policy, technology, and the market.

Quality begins at the farm, and excellence is built through every step of the process.

量子场论是粒子物理学定律的表述语言。