It's called government.pic.twitter.com/k1Nzq3ragX
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Well they can, this is evident with religion, political factions, fan bases, etc.
I would call those as evidence that we can't.
I would settle for "agree not to fuck with each other".
It doesn't really matter if we agree not to fuck with each other if material conditions are non-permitting.
What's necessary is class consciousness; understanding ones economic circumstances.
As the contradictions of capitalism become more apparent, class consciousness should become inevitable.
There is no contradiction. End government and you end war. Capitalism is private property and free exchange.
End government and you end capitalism as well though. So, I'm okay with that 
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