Well, you can try, and the Europeans building the EU are nothing if not triers. Following the Exchange Rate Mechanism debacle, in a scene reminiscent of one in Monty Python’s movie The Holy Grail in which the king tells his son that “they said you couldn’t build a castle on a swamp, so I did it anyway, and it fell down, so I did it again, and it fell down, so I did it again, and it fell down,” the Europeans decided to go one step further than pegging to the deutsche mark—they would all become German by sharing the same currency and the same monetary policy.

Mark Blyth, Austerity, loc. 215