As surely everyone here can agree, at some point in our lives, we've all done things that in retrospect, felt stupid, that we wish we could take back. Impromptu marriages in Vegas. Entire bottles of 151. Downstairs neighbor. Tweety bird tattoos. Giving all your money to a guy you just met on Tinder. Voting to leave the European Union. Etc.

The whole world is reeling after a milestone referendum in Britain to leave the European Union. And although leaders of the campaign to exit Europe are crowing over their victory, it seems many Britons may not even know what they had actually voted for..."Even though I voted to leave, this morning I woke up and I just — the reality did actually hit me," one woman told the news channel ITV News. "If I'd had the opportunity to vote again, it would be to stay."

The British are frantically Googling what the E.U. is, hours after voting to leave it [WaPo]