From the Journal of George Fox (founder of the Society of Friends / Quakers) in 1656:
http://books.google.com/books?id=O5zZAAAAMAAJ&pg=PA211 (http://books.google.com/books?id=O5zZAAAAMAAJ&pg=PA211)
and sometimes you just wanna wear a hat :)
How does the saying go? A required act of respect becomes an act of submission
(or something like that)