I'm surprised no-one's posted this already:
From the horse's mouth.Or, if you want to see it on a news siteSir Terry of Ankh-Morpork wrote:
Folks,
There are times when the phrase “Absolutely, totally, gobsmackingly, mindbogglingly amazed” just doesn’t cover it, but I find that in the Queen’s New Year Honours list I am now a Knight, for services to literature. This means that fans, while not calling me Sir, must now refrain from throwing things. Regrettably, no sword is included in the box

What more can a modest Knight say?
Happy New Year, which on Discworld is the Year of the Pensive Hare.
Most of the other new knights were sportspeople

, but then... tada! About bloody time, too

.
Wonder if Vimes is going to regard his title any differently?