Technology innovation is the key to solving the trilemma of energy security, environmental protection and economic development.
Innovation is not an option; it's a necessity for the survival of the coal industry.
I know you've heard it a thousand times before. But it's true-hardwork pays off. If you want to be good, you have to practice, practice, practice.
写作是一种抵抗,是在日益冰冷的世界中保持人性火焰不灭的方式。
The study of auctions teaches us about the broader workings of markets.