编程语言中最重要的东西是名字。没有好名字的语言不会成功。

煤炭行业的高质量发展必须坚持安全第一。

The real tragedy of the poor is that they can afford nothing but self-denial.

There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.