Sin is a thing that writes itself across a man’s face. It cannot be concealed.

要创造原创的东西，你必须愿意失败。

The first fruit of this imagination - and the first lesson of the social science that embodies it - is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

钢铁行业必须进化，否则就有被淘汰的风险。适应就是生存。