Seven: I have been observing you. It's part of my research on human mating behavior.
B'Elanna: (reads from the pad) 'Stardate 52647, 14:00 hours. Subjects quarrel in corridor outside female's quarters. Male returns with twelve flowering plant stems, species rosa rubifolia, effecting a cessation of hostilities. Stardate 52648, 03:00 hours. Intimate relations resume.' How the hell do you know when we're having intimate relations?
Seven: There is no one on deck nine section twelve who doesn't know when you're having intimate relations.