- Quod quisque impulus ipse sibi jus constituit, id ipsius proprium civitatis est, vocaturque jus civile, quasi jus proprium ipsius civitatis
- That which people have decreed as law for themselves is peculiar to that state, and is called the civil law, as being peculiar to that particular state.
Ballentine's law dictionary. Anderson, W.S.. 1998.