If she can't spell, why is she a librarian? Librarians should know how to spell.

Someone out there was about to find that their worst nightmare was a maddened Librarian. With a badge.

Librarians are the secret masters of the world. They control information. Don't ever piss one off.

People flock in, nevertheless, in search of answers to those questions only librarians are considered to be able to answer, such as "Is this the laundry?" "How do you spell surreptitious?" and, on a regular basis, "Do you have a book I remember reading once? It had a red cover and it turned out they were twins.

Jace's eyes sparkled, but he said calmly, "Not at all. the Silent Brothers can help her retrieve her memories."
"You hate the Silent Brothers," protested Isabelle.
"I don't hate them," said Jace candidly."I'm afraid of them. It's not the same thing."
"I thought you said they were libarians," said Clary.
"They are librarians."
Simon whistled. "Those must be some killer late fees.

It is a damn poor mind that can think of only one way to spell a word.