Actually, if we let people live together freely without any interference, they will cooperate and live together in peace.
Not because they are good people, but because that is how they are able to live in the most comfortable and wealthy ways.
In society, there will be a Governing mechanicm that will maintain natural balance in society.
Those who create benefits and collective productivity gain value, on the other hand, those who are worthless and undermine society have no place to stand.