Rightoid extremists just kill you because it's not pragmatic to keep you alive and fed and watered. Also they hate you and they're doing this to rid their world of you.

Leftoid extremists think it's a moral imperative to teach you that you're wrong and evil and nasty and they'll do anything and everything to prove you wrong to yourself. Only then will they give you the sweet release of death, once you've stroke their ego by "admitting" you're wrong