In former days every tavern of repute kept such a room for its own select circle, a club, or society, of habitués, who met every evening, for a pipe and a cheerful glass.[…]Strangers might enter the room, but they were made to feel that they were there on sufferance: they were received with distance and suspicion.

Women at the top — Lady Di and Nancy Reagan in particular — apparently have 'walkers' — men to escort them on public and private occasions providing a respectable cover, while the male who is their sexual partner is off on more pressing business.

A = 30° and A′ = 60°, so A and A′ are complementary angles.

The social depenetration process is the mirror image of social penetration in that self-disclosure becomes less personal and less frequent.