The true cost of overfishing is measured in empty nets and broken ecosystems.
健康的社会生活是当每个人类灵魂的镜子中都能反映出整个社区,并且当社区中每个人的美德都得以体现时。
The city is a book written by its inhabitants.
The art of doing mathematics consists in finding that special case which contains all the germs of generality.