[He shakes his head.] You don't know Johnny, he'll think it's his fault. I don't want him to feel like that. A-and I don't want him to look at me and be sad that he knows I'm going to...

[die. It's too scary. He doesn't want to taint what they have now, that warm and fun relationship of hugs and counting fish though the bubble. He can't face that changing so instead he'll hold onto it for as long as he can.]