
Madeline M. answered 01/09/25
Art Education Major With a Passion for Art History
The most common theory was so that his ideas wouldn't be easily stolen, after all he was an inventor, artist, architect, and all-around genius (Polymath). There is also the idea that he wanted to train a part of his brain to work and respond differently as he was passionate about learning about the Human condition and mind. Both are plausible answers, though, in my personal opinion, I believe he was paranoid about the copyright of his ideas.