States are inherently aggressive and expansionist because they exist in an anarchic international system where there is no higher authority to keep them in check.

每个词都是一个世界。

2016年：贝索斯致股东信《每天都要像创业的第一天那样》

In mathematics, you don't understand things. You just get used to them.

过去是知识的巨大源泉，但也是幻觉的巨大源泉。