Cultural Christian. Your very idea of what is legal or illegal is shaped by the law you have been exposed to—the English common law as modified by American statutes and conditions— because it is founded on Christian practices.
Even then, it wouldn’t be that big of an effort to understand the various anachronistic versions of Greek.
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“... the Common Law existed while the Anglo-Saxons were yet pagans, at a time when they had never yet heard the name of Christ pronounced or knew that such a character existed.”
— Thomas Jefferson, letter to Major John Cartwright, June 5, 1824.