译文：只要把握现在，做好当下的事情，不要管将来会有什么样的结果。

化学的语言是普遍的，它的符号被所有国家理解。

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

我总是努力从每一种情况中吸取教训。