Another common exception is when the collective herd instinct is invoked. When 10-15 folks congregate at a place and unleash their subliminal thought patterns,

Another common exception is when the collective herd instinct is invoked. When 10-15 folks congregate at a place and unleash their subliminal thought patterns, it becomes much easier to sanction a kill as it's now part of a collective guilt conscious and no one person has to bear any injury, not even a moral one.