Engineers. You had to love them. (The alternative was strangling them, and he didn’t want that catching on.)

Some amiably deranged science-fiction writer had come up with it forty years back and, like so many of his kind, given it away for free - or anyway at fifty cents a word.

Allen, it puzzles me that a man can shoot thirty-two full-grown men and women before the sheriff’s men gun him down. You’re more his time, maybe you can tell me. Why didn’t someone just shoot the son of a bitch?

Any citizen, with the help of the organ banks, can live as long as it takes his central nervous system to wear out. This can be a very long time if his circulatory system is kept functioning.
But the citizen cannot take more out of the organ banks than goes into them. He must do his utmost to see that they are supplied.
The only feasible method of supplying the organ banks is through execution of criminals.…
A criminal's pirated body can save a dozen lives. There is now no valid argument against capital punishment for any given crime; for all such argument seeks to prove that killing a man does society no good. Hence the citizen, who wants to live as long and as healthily as possible, will vote any crime into a capital crime if the organ banks are short of material.
Cite Earth's capital punishment for false advertising, income tax evasion, air pollution, having children without a license.
The wonder was that it had taken so long to pass these laws.

I'll have to get over this sooner or later, Louis thought. Why not now? A friend had taught him this cantrip, this bit of magic for recovering from shock or grief. Sometimes it worked.