对黑洞的研究彻底改变了我们对空间和时间的理解。
The study of black holes has revolutionized our understanding of space and time.
Innovation in forestry means balancing ecological health with economic viability.
It is vain to talk of the interest of the community, without understanding what is the interest of the individual.
到处卑躬屈膝,可笑你的头为什么有仇于天而又有恩于地而抬不起来?终日谋尽计算,问你的心为什么轻生命而重钱财?
【译文】 孔子说:“父母在世时,不要走远,必须远走时,一定要留下准确的地址。”