Either Dragons Should Exist Completely Or Fail

Once You've Ruled Out The Impossible Then Whatever Is Left, However Improbable, Must Be The Truth. The Problem Lay In Working Out What Was Impossible, Of Course. That Was The Trick, All Right. There Was Also The Curious Incident Of The Orangutan In The Night-time.

Granddad Was Superstitious About Books. He Thought That If You Had Enough Of Them Around, Education Leaked Out, Like Radioactivity.

There's A Saying That All Roads Lead To Ankh-morpork. And It's Wrong. All Roads Lead Away From Ankh-morpork, But Sometimes People Just Walk Along Them The Wrong Way.

He Was Currently Wondering Vaguely Who Moey And Chandon Were.

You Can't Inspire People With Facts. They Need A Cause. They Need A Symbol.