"I've already read it all, anyway," replied Sabriel, shortly.
"Perhaps," remarked the cat. "But it isn't always the same book. Like me, it's several things, not one."
Irma Prunesquallor, described by Mervyn Peake at the beginning of the second book of the Gormenghast series.
i had to stop reading and laugh. How perfectly delightful! This quote illustrates how well Fiona Shaw captured the character of man-hungry Prunesquallor.
PBS character page: http://www.pbs.org/wgbh/gormenghast/characters/irma.html
The character photo on the PBS page looks like the embodiment of this quote!