The rifleman mustering for a firing squad is honest - an icon of retribution without pretense. If we can own his violent act on our behalf, capital punishment suits us. But clinical killing is euphemism - a cowardly way for us to deceive ourselves.
The Tsarnaev brothers committed an atrocious, evil act against humanity. Tamerlan Tsarnaev died by the very violence he perpetrated. Refusing to bury his body, harassing those who made his burial possible, does not make America stronger.
Why does our view of hell matter? Because believers in hell believe in revenge. And according to brain chemistry studies, taking revenge and nurturing resentment is a major source of life-destroying stress.
The British Government has issued a profuse apology to the German and Slovakian governments that two of Britain's special operatives during World War II used fake IDs in their successful mission to assassinate a Nazi SS chief.