The greatest threat to our forests is not logging, but indifference.
最重要的是享受生活 - 快乐 - 这才是最重要的。
To lose one parent may be regarded as a misfortune; to lose both looks like carelessness.
科学不仅仅是事实的集合,而是一种思维方式。
国际化战略要稳扎稳打,既要把握机遇,也要防控风险。