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The tension between standing apart and being fully involved; that is what makes a writer.

The deepest theorems often arise from the simplest observations.

改變是好事。

In despair, we can find true hope.

The greatest tragedy in mankind's entire history may be the hijacking of morality by religion.

Green mining and low-carbon utilization are the only way for the sustainable development of the coal industry.

Mathematics is not a spectator sport; you have to play to understand.