Okay that probably would not be too fair for him. He must had eaten something too. Shat too. Most people would tend to label his life incomplete, for not doing much other than playing piano. But he just did what he did. Astronomically better than most. Unlike most of us, we do what we don't. We try to do everything to feel alive ending up doing nothing. Glenn Gould was alive, very hummingly alive.
Here is a day in life of Glenn Gould with Bach's Italian Concerto.