Leadership in the coal industry today means navigating the delicate balance between economic necessity and environmental responsibility.
当今煤炭行业的领导力意味着在经济需求和环境责任之间找到微妙的平衡。
数学的美在于它是永恒的，它不会改变。
The advantages found in history seem to be of three kinds， as they result either from the mere situation of the climate and country or from the form of government and of the character of the people， or from those finer principles and morals， which may be called the recommendations of philosophy.
你必须适应，否则就会被淘汰。
I don't think I'm a writer who's interested in answers. I'm interested in questions.
建筑之间的空间与建筑本身同样重要。
