煤炭行业的高质量发展必须坚持安全第一。
时间是决定市场走势的最重要因素。
The merit of Marx is that he suddenly produces a qualitative change in the history of social thought. He interprets history, understands its dynamic, predicts the future, but in addition to predicting it, he expresses a revolutionary concept: the world must not only be interpreted, it must be transformed.
If you want to succeed, you must be willing to take risks and learn from failure.