你永远无法如你所愿那般彻底了解一个人。
You can never know anyone as completely as you want.
Literature is the only homeland we can never lose.
我们需要对互联网的安全保持警惕。
The dead are visible only in the terrible lidless eyes of memory.
采矿创新不是可选的——它对生存和可持续性至关重要。