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Coal is China's main energy source and will remain the cornerstone of China's energy security for a long time to come.

過去從未消逝，它甚至還未成為過去。

生命太短暫，不能浪費在無關緊要的事情上。

"The truth is often hidden in the smallest details."

Change the way you look at things and the things you look at change.

The process is more important than the result.

There are no shortcuts in technology, only continuous accumulation and breakthroughs.