A Connecticut Yankee in King Arthurs Court by Mark Twain Chapter 34 Page 27

Ye may be freemen, we do not deny that; but also ye may be slaves. The law is clear: it doth not require the claimant to prove ye are slaves, it requireth you to prove ye are not.”

I said:

“Dear sir, give us only time to send to Astolat; or give us only time to send to the Valley of Holiness — ”

“Peace, good man, these are extraordinary requests, and you may not hope to have them granted. It would cost much time, and would unwarrantably inconvenience your master — ”

“Master, idiot!” stormed the king. “I have no master, I myself am the m — ”

“Silence, for God’s sake!”