[ It does mean something... For the duration of however long they are here. It doesn't amount to much when Ferran returns to his home world. When he simply forgets again.

Not that Vanitas holds grudges against Ferran for something like that. It is just the way of things. ]

The brat says that even when the mind forgets, the heart doesn't. Or something sentimental like that.

[ Which maybe Sora knows more than most. Who can say? ]

Whatever the case, either it will come back to you or it won't. This place really isn't like the last.