Pierre-Emmanuel Taittinger

Pierre-Emmanuel Taittinger

Elin McCoy/Bloomberg

Pierre-Emmanuel Taittinger, the president of his family's eponymous champagne house, holds a glass of his 1999 Comtes de Champagne Blanc de Blancs, at A Voce restaurant in New York. Champagne, he says, can be a great help "when you're with a beautiful woman and you're not a genius."