领导力是关于以清晰和信念做出艰难的决定。

没有无辜，只有不同程度的罪恶。

人体首先是灵魂的镜子，是表达情感最有力的方式。

The most important object of both the workmen and the management should be the training and development of each individual in the establishment, so that he can do (at his fastest pace and with the maximum of efficiency) the highest class of work for which his natural abilities fit him.

"Language is the first casualty of power."

The joy of solving a mathematical problem is unparalleled; it is a moment of pure intellectual triumph.