A miner's skill and dedication are just as valuable as the coal they bring to the surface.
技术是工具,人才是核心。
News is what somebody somewhere wants to suppress; all the rest is advertising.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
【释义】一尺长的木头必定会有节疤,一寸大的美玉也难免会有瑕疵。
I made my money by selling too soon.