数学中最深刻的定理往往有最简单的表述。

The road to hell is paved with works-in-progress.

阅读的行为是一种勇气的行为。

Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them - and then, the opportunity to choose.

记忆是一种抵抗形式。

过去是一个异国他乡；他们在那里做事的方式不同。

智能化开采是煤炭行业高质量发展的关键。