CULTURAL DIFFERENCES: Picasso’s muse sparks anger by claiming there are fewer rapes in France because women smile at wolf whistlers. “If a man whistles at you and you smile, that oils the social wheels and eases the tension between the classes and sexes … It’s a kind of give-and-take that acknowledges that the other person exists, so in that sense it’s not treating another person as an object. To take offence all the time makes every relationship disagreeable.”