Freedom does not consist in any dreamt-of independence from natural laws, but in the knowledge of these laws, and in the possibility this gives of systematically making them work towards definite ends.

I'm the worst thing since Elvis Presley, to do Black music so selfishly and use it to get myself wealthy.

Innovation in mining technology isn't optional—it's our responsibility to the next generation.

The act of writing is an act of courage, a confrontation with the self.

信任是任何成功企业的基础，尤其是在能源行业。