They were art, not mere maps–for they DID express emotion. INSTITUTIONAL emotion. They expressed fear. The fear of making a mistake, or offending someone’s pet theory, or suggesting knowledge where there’s only guesswork. The fear of looking unscientific! The result was more misleading than any opinionated speculation could ever be.

~ Chris Wayan

http://irondavy.quora.com/Interview-with-Chris-Wayan