Quotes from book
Maskerade

Maskerade is a fantasy novel by British writer Terry Pratchett, the eighteenth book in the Discworld series. The witches Granny Weatherwax and Nanny Ogg visit the Ankh-Morpork Opera House to find Agnes Nitt, a girl from Lancre, and get caught up in a story similar to The Phantom of the Opera.

“The Departure Aria, a very important and romantic song”
Source: Maskerade

“Oh yes? Can you identify yourself?
-Certainly. I'd know me anywhere.”
Source: Maskerade