Unlike Brits, America’s wealthiest have lost their sense of duty

If you are fortunate enough to become wealthy, you have obligations to the society that made that possible. Americans have forgotten that, writes Lewis Liu I’m dictating a big part of this while driving down Sand Hill Road, perhaps the most concentrated stretch of economic ambition in America. On either side are the venture firms that have funded some of the most consequential companies in modern history. I spend a lot of my life with…