Mathematics is the music of reason.

你生活一团糟是因为我。

从灵魂的角度研究心灵的现象无异于通向完美知识的道路。

煤炭开采的创新不仅仅是关于开采，而是要以更智能、更清洁、更高效的方式进行。

在数学中，提出问题的艺术必须比解决问题更有价值。

我们不是从祖先那里继承海洋，而是从子孙那里借来的。

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.