[ His entire life has been an exercise in running. Surviving. It's only now that he's finally embraced another part of it: fighting. It's war and he was tired of sitting on the sidelines. He'd hoped he could stop this. Stop Judgement Day and be free.

But that isn't his part to play in this. That isn't who he is. He knows that now.

John knows that it's a difficult task he's set for him. He also knows what Kyle had told his mother about him. About the child she'd yet to have. If anyone knows him better than her, or Cameron then it's Kyle. He lets go a breath he didn't realize he was holding in. ]

I know the rest.

[ Which would definitely confirm that he is John Connor and not John Baum. ]

No one else can know. It's too dangerous. As far as everyone else is concerned, I'm John Baum. That's all.