Every procedure for getting a cat to take a pill works fine - once. Like the Borg, they learn.

It as true that normal people couldn't hear Gaspode speak, because dogs don't speak. It's a well know fact. ... Besides, almost all dogs don't talk. Ones that do are merely a statistical error, and can therefore be ignored.

The truth may be out there, but lies are inside your head.

Taxation, gentlemen, is very much like dairy farming. The task is to extract the maximum amount of milk with the minimum amount of moo.

I dinna trust him," said Slightly Mad Angus. "He reads books an' such.

Vimes struggled to his feet, shook his head and set off after it. No thought was involved. It is the ancient instinct of terriers and policemen to chase anything that runs away.

We who think we are about to die will laugh at anything.