Bilbo speaking to Gandalf in Part One: The Fellowship of the Ring
“I am old, Gandalf. I don’t look it, but I am beginning to feel it in m heart of hearts. Well preserved indeed!” he snorted. “Why, I feel all. thin, sort of stretched, if you know what I mean: like butter that has been scraped over too much bread.”
(Ballentine Paperback Edition)
I know the feeling Bilbo. I know it well.