Me: Sorry. It’s just that, Jed’s not allowed to widdle on cars.
Me: The rule is: he’s not allowed to widdle on anything man-made.
Andrew: Am I man-made? Because I don’t want him weeing on my leg.
Meep: Ahem. Woman-made.
The point may have been arguable, but neither man present was about to take on a woman who has incubated fully formed humans.