Scientists have calculated that the chances of something so patently absurd actually existing are millions to one.But magicians have calculated that million-to-one chances crop up nine times out of ten.

Million-to-one chances...crop up nine times out of ten.

Nanny Ogg looked under her bed in case there was a man there. Well, you never knew your luck.

Luck came to those who left a space for it.

Luck is my middle name," said Rincewind, indistinctly. "Mind you, my first name is Bad.