释义：运气不好的时候，即使是黄金也会失去光泽；运气好的时候，连普通的铁也会发光。

科学没有国界，但科学家有祖国，我们要为国家农业发展贡献力量。

Innovation is the key to transforming the traditional coal industry into a modern and efficient sector.

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

只有神才能在不犯错误的情况下区分成功和失败。