A Conversation Between Kate (Age 4) and Charlie (Age 6) Concerning The Location of Their Mother

HER: Charlie, where's Mom?
HIM: She's in your brain.
HER: WHAT?!
HIM: She's in your brain, Kate. Mom is insiiiiiiiiide your brain.
HER: No!
HIM: Yes!
HER: No, she's not! Mom isn't inside my brain!
HIM: It's true.
HER: DAD! CHARLIE SAYS MOM IS INSIDE MY BRAIN!
ME: I'm going to let you guys work this one out on your own.