Economic medicine that was previously meted out by the cupful has recently been dispensed by the barrel. These once unthinkable dosages will almost certainly bring on unwelcome after-effects. Their precise nature is anyone's guess though one likely consequence is an onslaught of inflation.

A good politician is quite as unthinkable as an honest burglar.

You do now have one in three people as shown by the famous Carlton Monarchy debate poll saying they want to get rid of the Monarchy. That was unthinkable even three four years ago.

It is unthinkable for a Frenchman to arrive at middle age without having syphilis and the Cross of the Legion of Honor.