The greatest enemy of intimacy is irony.

The poverty of our century is unlike that of any other. It is not, as poverty was before, the result of natural scarcity, but of a set of priorities imposed upon the rest of the world by the rich.

可持续性不仅仅是一个流行词；它是我们对后代的责任。

市场效率并不意味着价格总是正确的，而是意味着价格不可能被一致预测。