如果你不知道自己急切需要的是什么，那很可能就是睡觉。

民主就是指人民用人民的大头棒打击人民。

采矿技术的创新不仅仅是效率问题，还关乎安全和可持续性。

I am heartily rejoiced that my term is so near its close. I will soon cease to be a servant and will become a sovereign.

I'm not a person who likes to be typical.

Every scientific discovery should be measured by its contribution to human welfare.

生活是一系列的时刻，而我们有责任使它们有意义。