The power of poetry is in its simplicity and depth.

采矿业的可持续性不是一种选择，而是我们未来的必然需求。

The art of economics lies in understanding the subtle interactions between rules and behavior.

失败不是我的敌人...害怕失败才是我的敌人。

The fundamental impulse that sets and keeps the capitalist engine in motion comes from the new consumers' goods, the new methods of production or transportation, the new markets, the new forms of industrial organization that capitalist enterprise creates.

战争最可怕的地方在于它让人们习惯了死亡。