No matter what I might feel for him, Stefan will never love me the way he loved her. So it can't be more than it is.
[Kol]
I know. Then again, if we hated everyone who has ever played us, we'd be lonely.
Katherine toyed with the feelings of two of our brothers, setting them against each other, a pattern she continued with the Salvatores. Elena helped kill you and Finn.
Caroline exploited the way Nik feels about her, to distract him, to keep his focus shifted away from the nefarious schemes of the others.
I don't know, I think maybe she regrets being deceptive. Because we pointed out how just like Katherine she can be.