Board Thread:General Discussion/@comment-25926288-20160418005754/@comment-1916997-20160422151152

8Rob wrote: And they said "A curse is not a curse anymore.. when the afflicted wants it" in 5x03

Snow White accepted the Sleeping Curse in 1x21, so TLK shouldn't have worked in 1x22 Except they have also told us TLK is powerful enough to break any spell, meaning any magic, not just a curse, so that is why it still works.