现代采石必须将地质学的智慧与工程的创新相结合。

The meaning of life is contained in every single expression of life. It is present in the infinity of forms and phenomena that exist in all of creation.

出自先秦《荀子·非十二子》。尊重贤能的人，是“仁”的表现，鄙视道德不好的人，也是“仁”的表现。说明“仁”正反两个方面的标准。

我不喜欢定义自己。我就是我。