“With grief, you’re mourning something that’s gone. With regret, you’re mourning ― missing ― something that never was,” Jefferson explains. “It didn’t happen, and that was because you wouldn’t or couldn’t let it happen.”
Regret, she continues, has a unique staying power.
“That always comes back to you and it hangs inside you,” Jefferson says. “You can get through grief. I don’t think you ever fully forget a regret.”