“This place feels good, Mom.” “It’s a lot smaller than the old house,” I said.

“No,” he said, smiling.

“It feels peaceful.” And watching him laugh and tell me about his research, I understood at last that we had not lost a family that night in the auditorium.

We had only stopped pretending we had one.

Marcus had believed, for eighteen years, that there would always be time — that he could miss a race, a ceremony, a birthday, a hospital bed, and erase it all later with a gift.

He never understood that a child does not tally absences one at a time and hold each against you.