解释：人不博览群书，不了解古今，不能识别世间事物，不知道是与非，就像盲人看不到颜色 、聋人听不到声音、鼻塞的人闻不到花香一样啊。

Environmental protection is our inescapable responsibility. We must pay attention to ecological protection in the mining process to achieve sustainable development.

【释义】道是宏大而无形的，德是实在而具体的。