“according to his friend, the shoe designer Christian Louboutin. “Antoine is nicer than you would expect. He listens well. He is interested in people. He is not obsessive with work, he doesn’t rattle off numbers. . . . He doesn’t have his cell on the table; he isn’t checking e-mails and texts. He’s there with you.” It’s not so easy to be a “son of.” Take Antoine Arnault, the 36-year-old son of Bernard Arnault, the chairman and C.E.O. of the luxury brand group LVMH Moët Hennessy Louis Vuitton and the 10th richest man in the world, according to Forbes. For years, Antoine was regarded as a Euro playboy who summered in Saint-Tropez, played in Vegas poker tournaments and landed the cushy-sounding job of communications director for Louis Vuitton. The fact that he used to date the French actress Hélène de Fougerolles and his live-in girlfriend of two years is the top model Natalia Vodianova only furthered that reputation ”


