My ex-husband invited the former wife he believed was still childless and miserable to his family’s Christmas at their military estate. He never imagined I would arrive on a government tactical helicopter — with four eight-year-olds who had his face.

And on Christmas Day it all worked perfectly, and the only reason any good has come out of it is a seventy-six-year-old woman who got down on a marble floor and knew which one was Micah.

If you are carrying something true about somebody who wronged you —

be careful how often you say it out loud in front of the people who are going to inherit it.

Say it to your sister. Say it to a friend in a car with the engine off.

Say it once to a lawyer, properly, on the record, and then stop saying it in rooms with small people in them.

Because a child does not hear your line as a thing you feel. He hears it as a fact about the world, and he will keep it word for word —