The labyrinth is fully known; you have only to follow the thread of the hero-path.

迷宫是完全已知的； 你只需要跟随英雄之路的线索。

I followed the thread of art and somehow discovered a path that would allow me to live'.

我顺着艺术的脉络，不知何故发现了一条能让我活下去的道路。”

We can also use this word more generally, for example someone says, " I don't quite follow the thread of your conversation, " meaning I don't quite understand the meaning, how different things are connected to each other.

我们也可以更普遍地使用这个词，例如有人说， “我不太明白你谈话的线索” ，意思是我不太明白它的含义，不同的事物是如何相互联系的。