Vorreedi stated dangerously, “I am not a mushroom, Lieutenant Vorkosigan.” To be kept in the dark and fed on horseshit, right. Miles sighed inwardly. - Lois McMaster Bujold

“So much for that line of reasoning, Lord Richars,” Ekaterin finished. She sat back with a hand-dusting gesture, and added, by no means under her breath, “Twit.”

“Five gods avert,” said Rede. And then, after a pensive moment, “Do They?”
“Not that I can tell,” said Pen. “I’ve sometimes wondered if the gods regard death not as a dreaded ending, but as a welcome beginning.”
“Of what?”
“I am deeply not sure. Which doesn’t stop people from making up a thousand tales.”

You don't pay back your parents. You can't. The debt you owe them gets collected by your children, who hand it down in turn. It's a sort of entailment. Or if you don't have children of the body, it's left as a debt to your common humanity. Or to your God, if you possess or are possessed by one.

The family economy evades calculation in the gross planetary product. It's the only deal I know where, when you give more than you get, you aren't bankrupted - but rather, vastly enriched.