I'm tempted to suggest we stab it... but that's asking for trouble.

[She took a step back from the heart to reduce the urge to do something stupid. If they stabbed this thing, it might cause the whole structure to collapse inside, and she was many things, but self destructive through stupidity was not usually one of those.

She glanced at him and nodded.]

Looks like you were right though. No harm at least.