When a person only wants good news, their search for truth becomes a search for agreement and still feels like inquiry.
Deciding in advance which answer counts turns an inquiry into a collection run, and the collection sets the state, and the state authorizes the campaign, and the campaign meets a reality that was never asked for its opinion.
Being able to name exactly why one man's word from Yahweh is hated means the criterion is conscious, and a conscious criterion has to be fed, which is why four hundred agreeable voices become necessary. Screening for favorable words changes nothing about what waits at Ramoth Gilead; it deletes the single warning that would have arrived in time to be useful.