It means we should be strict with ourselves in trying not to do any harm to others while generous to others when they do wrong to us, especially if they do so unintentionally.

这句话的意思是, 对自己要严格要求, 不可以做出对不起别人的事情; 对别人要宽容, 特别是当别人对你有无心之失时.

youdao

It's wrong to act as I do, I know.

我知道我现在这样做是很不对的。

youdao

It's all wrong—you'll have to do it over.

完全错了。你得重做一遍。

《牛津词典》

Huck's heart leads him to do the right thing, even when everything he has been taught tells him it is wrong.

VOA: special.2010.03.21

We can't help understanding. We always already understand, which has nothing to do again with whether or not we're right or wrong.

我们控制不住地去理解，我们总是已经理解了，这与对错无关。

耶鲁公开课 - 文学理论导论课程节选

You think Bentham is wrong to say the right thing to do is to add up the collective happiness?

你认为边沁是错的吗,他说正确之举就是，增加集体大众的幸福？

耶鲁公开课 - 公正课程节选

Senator STEVENS: It may be that what we've done leaves an impression we've done something wrong, but you have to make up your mind you're doing something wrong, you have to have an intention to do something wrong to really be guilty of a crime.

NPR: Taped Phone Conversations Played At Stevens Trial

"You don't have to do much wrong to be making a bogey out there, so it's pretty impressive, " Ogilvy said of Thompson's final round.

NPR: Thompson Wins Honda For 1st Tour Title

We are just not going to do that, because it would be the wrong thing to do.

CNN: Green Light For Jones