Hayley教口语，“耿耿于怀”用英语怎么说？

 take sth to heart 

If you take criticism or advice to heart, you think about it seriously, often because it upsets you.

如果你把批评或建议放在心上take to heart，那么你就会认真考虑它，通常是因为它让你心烦；(对批评等)十分介意，耿耿于怀

Don't take it to heart - he was only joking about your hair.

别太放在心上——他只是拿你的头发开玩笑而已。

Don't take your loss to heart; you can always start again.

不要把失败放在心上，你总是可以再干的。