He'd been wrong, there was a light at the end of the tunnel,... - Terry Pratchett, Mort

"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."

"It would seem that you have no useful skill or talent whatsoever,"he said. "Have you thought of going into teaching?"

"He'd been wrong, there was a light at the end of the tunnel, and it was a flamethrower."