Lloyd Alexander (1924-2007) wrote dozens of books, including The Black Cauldron, the source of this quote.  The book is the second in the five-volume Chronicles of Prydain series, which I dearly loved (both then and now).  The 1985 Disney movie of the
Monday Meme #42 — Lloyd Alexander
![Monday Meme #42 — Lloyd Alexander Monday Meme #42 — Lloyd Alexander](https://sailbourne.com/wp-content/uploads/2017/05/meme_lloydalexander.png)