serve sb. right
罪有应得
A:Peter is a bag lady now.
A:彼得现在捡破烂了。
B:That black sheep. It serves him right.
B：这个败家子，他罪有应得。
A:He was so rich in the past. Maybe he's regretting his past nustakes now.
A:过去他多么富有，也许现在他后悔犯过的错误了。
B:It's too late.
B：太迟了。