If that's true — if — then you'll never get what you want.

[ It will never be possible for him. ]

I can't choose you over them if they're not here. So you'd better hope they don't leave us behind.

[ It's a potentially cruel, potentially risky button to press. But it's the truth as she sees it, so Rey grabs onto it now that he has backed her into a corner and stolen the only thing she had left from her. Taken the very weakness he had consoled her for, the moment that had made her treasure his compassion and understanding of her, and wielded it against her. He would make her regret everything she'd ever shared with him if he could.

She didn't want to let him dig that far, sabotage himself that completely. But the problem has always been that she is more invested in his betterment than he is. ]