我离开船不能超过一天，因为我是船上唯一能导航的人。
I can be no longer than one day absent from the ship, as I am the only person on board who can navigate her.
我们生产的每一块塑料都应该有明确的再利用或回收路径。
"The emotions are like a computer's output devices - they motivate action to solve specific adaptive problems."
In science, we try to explain what we don't understand. In mathematics, we try to understand what we can't explain.