Books must be treated with respect, we feel that in our bones, because words have power. Bring enough words together they can bend space and time.

The three rules of the Librarians of Time and Space are: 1) Silence; 2) Books must be returned by no later than the date shown; and 3) Do not interfere with the nature of causality.

'Don't think of it as dying,' said Death. 'Just think of it as leaving early to avoid the rush.'

If you kept changing the way people saw the world, you ended up changing the way you saw yourself.

An author writes a book, and that's the book at that point. And if the author writes the book again, then somehow something has gone wrong, if you see what I mean.

It’s quite easy to accidentally overhear people talking downstairs if you hold an upturned glass to the floorboards and accidentally put your ear to it.

You are very clever," said the old man shyly. "I would like to eat your brains, one day.