Earlier quoted context omitted.
1. Execution absolutely guarantees that the criminal will not hurt anyone ever again. In prison, criminals can still hurt prison guards and other prisoners. They can also escape or be freed by mistake. There is a clearly benefit in terms of risk to innocent people. There are certainly innocent people that have been spared harm or death by virtue of executions. I don't view execution as punishment or revenge. I view i…
"Arguably, the torture of prison makes it worse than execution in many cases." This. Whenever somebody says we shouldn't abolish the death penalty, I ask them how it would feel to be locked in a cage for 23 hours a day for up to 60 years (which in most Supermax prisons for people who committed atrocious crimes, is very much the case). If they admit that would be torturous, I then point out that the death penalty is d…
If you are concerned about cost then it's worth noting that execution (in the US) is more expensive than life in prison.
That leaves the "sense of justice". Given the high likelihood that the government already has killed innocent people, and the likelihood that it will continue to do so, that seems insufficient to me.