Sometimes extended to vox populi vox Dei (“the voice of the people [is] the voice of God”). In its original context, the extended version means the opposite of what it’s frequently taken to mean: the source is usually given as the monk Alcuin, who advised Charlemagne that nec audiendi qui solent dicere vox populi vox Dei quum tumultuositas vulgi semper insaniae proxima sit, meaning “And those people should not be listened to who keep saying, ‘The voice of the people [is] the voice of God,’ since the riotousness of the crowd is always very close to madness.