[He nods.]

Aziraphale was on guard. He knew Adam and Eve -

[he assumes. Maybe. That had been part of the motivation for sending him to experience human history.]

It made sense to send him. The rest of us, I mean yeah we do it but ...when you've known heaven why would you want to be anywhere else?

[It's a fact. Even if as he says it he's watching humans celebrating nearby and ignores her before they set off a sparkler. He jumps, leaning backward like a nervous cat but his gaze doesn't leave them.]

...Everyone's so happy.