Whenever you catch yourself conducting a useless, futile conversation with yourself, stop it.

无论何时你发现自己正陷在一个毫无意义的对话中，立刻停止。

youdao

He did not chat with Sesshomaru very often but they would sometimes have a short conversation like what had been showed just now with plenty of useless sentences and almost the same topic.

他与杀生丸并不常谈话，但会时常有如上的对话，里面充斥着一些没头没尾的句子以及总都是一样的话题。

youdao

It was very foolish of my father, I must say, to intrude his conversation upon a stranger when the probabilities were so obvious that it would be useless.

我一定要说，我父亲太傻了，既然劝说明显是没有用的，何必去对一个素不相识的人费口舌呢。

youdao

The only way I could deal with it was to break myself of the political correctness, and having to spend hours and hours listening to useless, irrelevant conversation.

NEWYORKER: Mayberry Man

Together with Harper, who runs a technology consulting firm, they came up with a list of invited contributors, asking each to bring an invention--useless or practical--an idea or at least good conversation.

FORBES: Radical Ideas