A well-designed market minimizes the opportunities for strategic manipulation.
科技创新是解决煤炭行业问题的根本途径。
每一枪都很重要,生命中的每一刻也是如此。
当众人都哭时,应该允许有的人不哭。当哭成为一种表演时,更应该允许有的人不哭。
Sustainability is not a trend; it's a responsibility we all share.
The unexamined life is not worth living.