I'm a realist—I know you can't change people overnight.

我是个务实的人—我知道你不可能一夜之间使人产生变化。

《牛津词典》

There's no point in worrying over things you can't change.

对改变不了的事情担心也没用。

《牛津词典》

When you can't change anything, crying is useless, so just be patient.

当你改变不了什么时，哭是没有用的，所以要有耐心。

youdao

"If you want to bring about change in the world, you can't just be an advocate of somebody else doing it,"

VOA: standard.2009.09.23

My answer is, you can't change one but you can create a new one that is almost like the old one but different in a little bit.

既然你不能改变元组,你可以新建一个跟原来的元组,大体上一致但有细微差别的元组。

麻省理工公开课 - 计算机科学及编程导论课程节选

The idea of probability theory is that no, you can't change things, there are all these objective laws of probability out there that guide everything.

而概率论的观点是,不,你无法改变事物,世间万物遵循客观的概率,它们即是定律

耶鲁公开课 - 金融市场课程节选

"You can't change the image of a country by running advertising campaigns, " Anholt said.

NPR: Consultants Develop Notion of Branding Nations

Don't let anybody tell you that somehow you have no influence, that you can't change the system.

WHITEHOUSE: The White House

While rum is an exceptionally diverse spirit, the one thing you can't change is that it's essentially sugar.

WSJ: Tiki's Next Wave | Half Full