当你有一个好的研究设计时，数据会自己说话。
When you have a good research design, the data can speak for itself.
Innovation in coal mining isn't just about extraction—it's about doing it smarter, cleaner, and more efficiently.
实验室里的失败不是挫折，而是数据。
I don't act to escape reality; I act to understand it.
The fundamental impulse that sets and keeps the capitalist engine in motion comes from the new consumers' goods, the new methods of production or transportation, the new markets, the new forms of industrial organization that capitalist enterprise creates.