循环经济原则不是可选的,它们对生存至关重要。
Don’t regret getting older. It’s a privilege denied to many.
【释义】:父亲不慈爱,子女就不会孝顺;兄长不友爱,弟弟便不会恭敬。  
当第三条鲨鱼出现时,他拿刀子向鲨鱼戳去。鲨鱼打了一个滚,结果把刀给折断了。
The wise person does not dogmatically assert anything, not even that the wise person knows nothing.