在采矿作业中，安全必须始终放在第一位。
Safety must always come first in mining operations.
In this trifling affair， that misunderstandings and neglect occasion more mischief in the world than even malice and wickedness. At all events， the two latter are of less frequent occurrence.
One way of looking at speech is to say that it is a constant stratagem to cover nakedness.
成功的衡量标准不仅仅是利润，还包括积极的影响。
我不完美，我也不假装完美。