[ Jim nods in quiet agreement. He sort of wants to ask why it wouldn't come to pass, but he supposes Spock's stay here could change things. It's changed things for him and Bones after all, even if it's as of yet uncertain whether or not they'll remember all this. Jim certainly hopes so. ]

Nevertheless, it's a possibility you should prepare for. Just like we don't come from quite the same point in time, if she were to show up... [ He smiles faintly. ] Just keep that in mind, is all. But if that's what you want, then I won't tell her right away.

[ But he's not going to keep it a secret either, and they both know how perceptive Uhura is. ]