他们实际上不可能改变主意。

There's no real possibility of them changing their minds.

《牛津词典》

他不可能改变主意。

There is no chance that he will change his mind.

《牛津词典》

但是它却不可能改变这些规则。

But it would not change the rules.

youdao

Because if the change was not possible on the individual level, ? on the society level,why am I doing what I am doing?

因为如果从个人层面或社会层面来说，改变都是不可能的，那我在这里干什么？

哈佛公开课 - 幸福课课程节选

And the research that argues that it's not possible to change,is detrimental.

认为“改变是不可能“的,研究是有害的。

哈佛公开课 - 幸福课课程节选