"And if all others accepted the lie which the Party imposed—if all records told the same tale—then the lie passed into history and became truth. 'Who controls the past' ran the Party slogan, 'controls the future: who controls the present controls the past.'" —
1984
I think about this when I watch the news or when a politician opens his/her mouth. It seems every crisis is conveniently taylored to rally and insure support from one group or another.