Efficiency in aquaculture isn't just about profit; it's about reducing waste and maximizing resources.

The existence of a legal system is a matter of social fact.

The city's cold and empty, no one's around to judge me.

The world is a story, and we are all its characters.

自由不过是一个变得更好的机会。

科学是关于在看似无关的现象之间建立联系。