He found that he had this sudden desperate longing for the fuming, smoky streets of Ankh-Morpork, which was always at its best in the spring, when the gummy sheen on the turbid waters of the Ankh River had a special iridescence and the eaves were full of birdsong, or at least birds coughing rhythmically

I know that I am a small, weak man, but I have amassed a large library; I dream of dangerous places.

Most people who have found that they are more intelligent than most around them, have yet to learn that one of the most intelligent things they can do is prevent said people ever finding this out.

A Thaum is the basic unit of magical strength. It has been universally established as the amount of magic needed to create one small white pigeon or three normal-sized billiard balls.

Shoot the dictator and prevent the war? But the dictator is merely the tip of the whole festering boil of social pus from which dictators emerge; shoot him and there'll be another one along in a minute. Shoot him too? Why not shoot everyone and invade Poland?

There has been a lot of bad fantasy in the past - I'm by no means saying that all classic fantasy out there is bad - but there has been a lot of bad fantasy written by people who read a lot of fantasy and so all they keep doing is recycling it.

I have to write because if I don't get something down then after a while I feel it's going to bang the side of my head off.