Wolfgang Amadeus Mozart was one of the worlds greatest composers of music during the 1,700's. His hobbies included making birdhouses, playing piano while exposing his anus, and making fart noises.
Many people considered him to be "childish" because of his making of fart noises and showing of his anus during concerts but this was just another way of him expressing himself.

When you eat dirt for the first time and leave your family to build a shack in the woods