在数学中，提出问题的艺术必须比解决问题更有价值。

死者从未真正离去，他们只是改变了形态。

No testimony is sufficient to establish a miracle unless the testimony be of such a kind that its falsehood would be more miraculous than the fact which it endeavors to establish.

The flesh is sad, alas, and I have read all the books.

Sustainability must be at the core of every decision we make in the coal industry.

艺术是让我们认识真相的谎言。

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

煤炭的未来在于平衡环境责任与能源需求。

基因组是等待被解开的谜题。