The uniform, constant, and uninterrupted effort of every man to better his condition, the principle from which public and national as well as private opulence is originally derived.
"We are all connected by the stories we share."
煤炭开采的创新不仅仅是关于开采,而是更智能、更安全、更尊重环境地开采。
你学得越多,你在市场上的表现就会越好。
The past is a kind of future that has already happened.