Back in 1964, Shel Silverstein wrote The Giving Tree, a widely loved children’s book written now translated into more than 30 languages. It’s a story about the human condition, about giving and receiving, using and getting used, neediness and greediness, although many finer points of the story are open to interpretation. Today, we’re rewinding the videotape to 1973, when Silverstein’s little book was turned into a 10 minute animated film… Silverstein narrates the story himself and also plays the harmonica… 

From OpenCulture, via BrainPickings.org.