"We" is highly ambiguous. It ranges from 'me and my dog', to 'humanity', to anything in between. It's of course fine to us once the group has been defined.
That it invokes the idea of a consensus humanity, that one group can speak and decide for everyone (say, scientists or politicians) is a psychological trick, imo, in that it presumes a consensus.
That it invokes the idea of a consensus humanity, that one group can speak and decide for everyone (say, scientists or politicians) is a psychological trick, imo, in that it presumes a consensus.