For the first four or five years after I had children, I considered motherhood a temporary condition - not a calling. It was a time of my life set aside for exhaustion and long hours. It would pass. Then one afternoon with three kids in tow, I came out of the supermarket pushing a cart (with four wheels that went in opposite directions) when my toddler son got away from me.

Just outside the door, he ran toward a machine holding bubble gum in a glass dome. In a voice that shattered glass, he shouted, "Gimme! Gimme!" I told him I would gimme him what-for if he didn't stop shouting and get in the car. As I physically tried to pry his body from around the bubble gum machine, he pulled the entire thing over. Glass and balls of bubble gum went all over the parking lot. We had now attracted a cr…