And he shall look on the plague, and, behold, if the plague be in the walls of the house with hollow strakes, greenish or reddish, which in sight are lower than the wall;
Leviticus 14:37 KJV
- Twoflower (Wikipedia)
Twoflower is a native of the Agatean Empire, on the Counterweight Continent, living in the major sea port of Bes Pelargic where he works as an “inn-sewer-ants” clerk where he calculates the level of insurance premiums. The first tourist ever on the Discworld, he wrote “What I did on my Holidays” after his return to the Empire.