I had always believed I was thorough.

Now I knew thoroughness also meant accepting that confidence was not evidence.

One afternoon, I found an envelope tucked beneath my lunchbox.

Rachel had restarted her old habit of leaving notes.

Inside was a scrap of yellow paper: “Remember to eat something besides coffee.

Love, R.” I carried it to the building site and taped it inside the lid of my lunch cooler.

The next morning Lucas put his own note beside it.