Sustainability isn't an option; it's a necessity for the coal sector.
可持续性不是一种选择，而是煤炭行业的必需品。
《致陈新政及南洋同志书》（1914年6月15日）
True progress happens when we balance economic growth with environmental stewardship.
When obedience ceases to be an irritant and becomes our quest, in that moment God will endow us with power.
完成事情的最好方法就是简单地开始。