"I spent the summer of love doing jigsaw puzzles." — Greer Gilman (nineweaving)
"The girls' journey is walking a labyrinth." — Greer Gilman
"You can track the true and terrible history of science fiction as failure." — Barry N. Malzberg
"I'd built this little house, with me inside. That's what we do." — Peter Straub (on writing novels)
"Remember when we thought we were creating art?" — Peter Straub (on book design, repeating a question asked him by an editor.)
"When I'm writing the book, I'm the top." — Cat Valente (catvalente)
To that last one, it was immediately suggested by several people that the built-in "safe word" is one's ability to close a book and stop reading.
There was so much more....maybe I can summon them from scattered notes and memory later, and add to this post.