babies in tummies

E said, "I wonder how I could be so small to be just a spark in the universe!" I must have used that phrase at some point, but only once I'm sure, and it was not discussed. Then she started speculating on how she got in my belly in the first place.... I somehow vaguely implied that daddies have something to do with it, and I have always said that she comes from Daddy and me. She said with a furrowed brow, "I guess they have to cut the baby in half to put half in the daddy and half in the mommy...."