There is no point in worrying about past mistakes.
对于过去的错误没有必要再担心了。 (duìyú guòqù de cuòwù méiyǒu bìyào zài dānxīn le.)
"We can’t change the past, so what’s done is done."
"我们不能改变过去，所以做过的就是做过的。" (wǒmen bùnéng gǎibiàn guòqù, suǒyǐ **zuòguò de jiùshì zuòguò de**.)
before the expected or planned time
to support or to make a copy of important data
to make someone fall in love with you quickly
to aim for a difficult or ambitious goal
to leave a place quickly or escape an unpleasant situation
to become well-known or successful in a particular field
