人是会变的，但如果别人变了，未必是别人错了，问题是我们自己没有进步。

People can change, but if someone else has changed, is not necessarily wrong, the problem is that we have no progress.

youdao

这封信是给别人的—一定是搞错了。

This letter is addressed to someone else—there must be some mistake.

《牛津词典》

乔骄傲而固执，从不承认自己错了，总是找别人的错。

Joe is proud and stubborn , never admitting he is wrong and always looking for someone else to blame.

youdao