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The story of human evolution is a story of migration and mixing.

The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.

In coal, efficiency today defines existence tomorrow.

誠信是所有偉大公司建立的基礎。

The energy sector is not just about resources; it's about responsibility and innovation.

愛不需要理由。它不遵循計劃。它就是發生了。

解釋：神態傲慢，誰還愿意和你相處呢？最潔白的東西好像十分黑暗，最道德的人好像有所不足。