Innovation is not an option; it's a necessity for the survival of the coal industry.

Don’t say anything about someone in email you would not be comfortable saying to them directly， because eventually they will read it.

如果你借了什么东西，试着在归还的时候把它变得比你借到时的状态更好。清洁它、打磨它、填充它。

绿色发展不仅是责任，更是机遇。

民主就是指人民用人民的大头棒打击人民。

Sustainability in electronics isn't an option - it's the next frontier of innovation.