The shale revolution has transformed the U.S. into a global energy leader.
页岩革命将美国转变为全球能源领导者。
自然的韧性给了我希望。
The best way to ensure peace is to maintain a balance of power among the great powers.
Who has deveiv'd thee so oft as thy self?
政治理论研究不应局限于西方经验，而应拥抱全球视野。
The most beautiful flowers bloom only in the land of freedom.
"Memory is not an instrument for exploring the past but its theatre."