Pixie: Uh, excuse me? Why are your feet on this cushion, Mommy?
The Mommy: Well, Pixie, because this is my footstool under my computer desk and my feet are usually on this cushion. And you, my darlin', usually aren't on this cushion.
Pixie: Oh. Well, you should know that any cushion in the house is firstly for us kitties and, therefore, your feet shouldn't be there. Thus, I must attack them!
The Mommy: Ow ow ow ow ow....
Pixie: Okay, I'm done attacking. Nap time now...