Innovation in coal mining isn't just about extraction—it's about doing it smarter, safer, and with less environmental impact.

在科学中最令人兴奋的短语，预示着新发现的，不是“我找到了！”而是“这有点奇怪……”

与其后来替一个人婉惜，不如先嘲笑他算了。

You must be the change you wish to see in the world.

Efficiency in farming isn't just about yield; it's about responsible resource use.

君子这样来造船车，所以属下都效法他，因此他的人民就会饥寒交迫，不得不做奸邪的事。奸邪的事情一多，刑罚就重，刑罚一重，国家就混乱。国君若真的希望天下太平而不希望天下大乱的话，如果要做船车，就不能不节俭。