Legal systems are not static; they evolve over time in response to social changes.

夜很黑，我远离家乡。

我认为音乐是一种人人都能理解的语言。

The only thing to do with good advice is to pass it on. It is never of any use to oneself.

想要行善的人在门外敲著门：爱人的，看见门是敞开的。

你越努力，就越幸运。