Why I'm Not Sure We Should Have Kids

Conversation:

"Mathilda is so cute and small. Look at her tiny head!"

"I don't think she's that small anymore, honey. She's kind of a medium-sized grown-up cat now."

"I know." Pause. "But her head still fits in my mouth."

"Er...what?"

"Her head. It fits in my mouth."

"How exactly do you know this?"

"Well, I was sitting there one day, and patting her head. And all the hair was flat and her head looked so tiny, so I wondered. Then I just went...(*Opens mouth widely*)"

"..."

"What?"

"..."

"What?"