He nearly snorts at that, but he doesn't want to laugh in Terezi's face over something she has no knowledge about. Still, the fact that she took civil as the opposite of uncivil instead of religious reminds him of some marriages he's seen. "In Jet's country there's a separation of religion and government. Civil means, in this case, in the eyes of man instead of something performed by a priest, which would be in the eyes of God."

He grins, unable to contain his amusement. "The Justice isn't involved in the marriage after the wedding is performed unless it becomes 'uncivil.' But generally yes, it's about love. Or it's supposed to be."