The great wars of history—we have had a glimpse of this truth already—are the outcome, direct or indirect, of the unequal growth of nations.
历史上的大规模战争——我们已经瞥见了这一真相——直接或间接地源于国家间的不平衡发展。
In a state, the liberty of one citizen is the liberty of all.
The biggest risk is not taking any risk... In a world that is changing really quickly, the only strategy that is guaranteed to fail is not taking risks.
世界是一个伟大的时钟，我们是其中的指针。
Leadership in energy today requires both technical expertise and moral courage.