“Here is nothing missing, but a cat urinated on this during a certain night. Cursed be the pesty cat that urinated over this book during the night in Deventer and because of it many others [other cats] too. And beware well not to leave open books at night where cats can come.”
WHY would you not want Max in the library?
He relentlessly hassles the librarians over their “woke agendas.”
In this case woke agendas means pets and treats
“Here is nothing missing, but a cat urinated on this during a certain night. Cursed be the pesty cat that urinated over this book during the night in Deventer and because of it many others [other cats] too. And beware well not to leave open books at night where cats can come.”
https://medievalfragments.wordpress.com/2013/02/22/paws-pee-and-mice-cats-among-medieval-manuscripts/
because you’re no fun and don’t want to install a proper cat door.