There must be a lot of shy actor in puppeteering. His work is the puppeteer's statement. It's his outlet. If I had to face the audience myself, as Jim Henson, I'm sure I'd be just a bit shy. But when it's your puppets that face the audience, it's different. That I can do very easily.
In response to Don Freeman's question: "Is the puppeteer a shy actor?" - Interview with Copley News Service (1976)