another book quote

this one is from Until I Find You by John Irving. i love finding little snippets in books that indicate why the author is making money writing, and i'm not....

...had attracted the attention of a teacher - the one they called The Grey Ghost. Mrs. McQuat was a spectral presence. She'd mastered the art of the sudden appearance; no one ever saw her coming. In her previous life, she may have been a dead person. What else could explain the chill that accompanied her? Even her breath was cold.