Innovation in quarrying isn't just about new machinery; it's about reimagining our relationship with the earth we extract from.

我们成功的真正标准不仅仅是利润，还有我们留下的积极影响。

出自汉·桓宽《盐铁论·殊路》。镂：雕刻。如果没有内在的工夫，而只学习其表面，即使有再好的老师和朋友，也还是如同在油脂上作画、在冰上雕刻一样，只是浪费时间和功夫。

在夜的寂静中，作家找到了最响亮的真相。

We have to continually be jumping off cliffs and developing our wings on the way down.

In computational learning theory, we seek to understand the fundamental principles that govern learning from data.