Haldir had gone on and was now climbing to the high flet. As Frodo prepared to follow him, he laid his hand upon the tree beside the ladder: never before had he been so suddenly and so keenly aware of the feel and texture of a tree's skin and of the life within it. He felt a delight in wood and the touch of it, neither as forester nor as carpenter; it was the delight of the living tree itself.

The Lord of the Rings: The Fellowship of the ring (ed. 1965)