Isaac lay back against the creeper.
For a long moment, he watched the underside of Raymond's truck.
"My father worked in this garage," he said.
"I know."
"He never cared much what people called the work."
Eleanor was quiet.
Isaac continued.
"He told me once that an engine doesn't need anyone to believe in it to run."
On the other end of the line, Eleanor began to say something and stopped.
Then she said, softly, "I suppose that's about right."
Isaac picked up the wrench again.
"I'll see you in Houston Monday."
"See you then."
The call ended.
The jazz station was playing something slow and unhurried from a long time ago. Outside, the Texas afternoon went gold along the tops of the mesquite trees at the edge of the lot.
Isaac tightened the bearing mount, checked it by hand, loosened it, adjusted the seating, and tightened it again.
There had been a time when he thought being believed was the same as being valuable.
Nexora had taught him what happened when an institution withheld belief.
Harlow had taught him that value did not disappear with recognition.
NASA had taught him something more difficult: being right once did not make him right forever, and being wrong once would not erase what he knew. Good engineering required room for both truths.
On the wall above the workbench hung no award for OBSIDIAN-7.
There was no photograph of the operations room, no framed newspaper article, no plaque calling Isaac a hero.
There was only the unclassified failed regulator housing Eleanor had sent, mounted beside a carburetor his father rebuilt decades earlier.
Two broken things from two different worlds.
Both useful because someone had been willing to look closely enough to understand what failure was trying to say.
Noah came through the side door carrying a box of parts.
"You're back."
"Clearly."
"How was Houston?"
"Too many meetings."
"Did you save space again?"
Isaac looked at him.
"Change the radio station and you're fired."
Noah grinned and set the parts down.
"Raymond's truck?"
"Carrier bearing."
"Want help?"
Isaac considered the question.
Then he shifted over on the creeper, making room beneath the truck.
"Get under here."
Noah lay beside him.
"What am I looking for?"
Isaac pointed toward the worn mount.
"Don't look first. Put your hand on the bracket."
"Why?"
"Because you already know what it looks like. I want you to feel what moves."
Noah touched the bracket.
"It has play."
"How much?"
"I don't know."
"Good. Now measure it."
Outside, traffic passed on Route 12. Dale's impact wrench rattled across the road. The radio played. Somewhere far above Texas, satellites crossed a sky that looked empty from the garage door.
Isaac Merritt, engineer, mechanic, the man they had called junk and later needed and then tried to bury again, put both hands on the work in front of him and kept going.