More generally, no member of any group can ever say that the group is wrong, because they&#x27;re a member of the group.<p>But stated differently, the flaw becomes apparent:  &quot;No member of any group can ever say that the group <i>consensus</i> is wrong, because they are a member of the group.&quot;  But the one criticizing isn&#x27;t a member of the group who shares the consensus, and the contradiction evaporates.