It may, or may not sound convincing. It's true that some things cannot be undone, and we may feel regret or remorse for them. Still, there's a path for healing and liberation by understanding under which circumstances and which assumptions you took that decission, understanding that sometimes life is hard, and that you're worth it.

I don't know this specific case though, and I guess neither do you. If the parent comment wants to come back with some details, I'll reflect on it.