The aperture of GLaDOS's "eye" narrowed and she stared at the core as if doing so would set him on fire.

Then she relaxed, drawing back and loosening her grip on Wheatley a little.

"I suppose that if you were doing anything underhanded against me, it wouldn't work anyway. You're too stupid."

This was obviously the most factual opinion in the world. Wheatley would clearly never be a threat to her ever under any circumstances. Ever.

Not even if Chell helped.