怎样的人，他才敢如此指责自己的错误呢？

The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.

释义：批评官僚系统因惰性而非恶意造成的破坏。

Intelligent mining is the key to high-quality development in the coal industry.

世界是一座监狱，其中单独监禁更可取。