The great poems are the ones that survive their own occasions.

我唯一知道的是我一无所知。

"The only way to learn mathematics is to do mathematics."

The structure of the international system, not the intentions of individual states, is the primary determinant of state behavior.

保持谦逊，保持渴望。

安全不是产品的附加功能，而是基石。

颜色是情感。明智地使用它来增强叙事。

市场保持非理性的时间可能比你保持偿付能力的时间更长。