Don't listen to him he is one of them he just trying to convience you
why should we believe you how do we know your not one of them?
These scenes tell what happens when someone gives there opinion on what happens then when people get fear and nervousness they start to find a scape goat because they want to know. Once something looks fishy the blame it because they want a way out. They have fear and want it to end so they destroy themselves. When the kid sad that in the comics they send down a family of aliens in the form of humans people point because they want find a scape goat then they some people say why are you the first to point fingers when it could be you. So they slowly destroy each other and there relontionships.