To teach how to live without certainty and yet without being paralyzed by hesitation is perhaps the chief thing that philosophy， in our age， can do for those who study it.

译文：用人如同使用器具，应取其专长。主张根据才能特点任用，反对求全责备。

人心比万物都诡诈，坏到极处，谁能识透呢？

学习不仅仅是寻找模式，而是理解生成这些模式的潜在机制。

追求权力是国际体系中各国的首要目标。

The strength of a company lies in its people—invest in them, and they will drive success.

可持续性不是一种选择；它是能源未来的必要条件。

过去总是存在，只是有时比其他时候更明显。