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

利润生长在责任播种的地方。

The most important room in a house is the space between people.

指修炼内丹时阳气初动的微妙时刻，象征天地未开、万物未生的混沌状态。

史记

You can never judge a book by its cover.

过去是人第一；未来必须是系统第一。