What ex-Goldman CEO Lloyd Blankfein had to learn about being rich — and how he's crushing retirement

Lloyd Blankfein is the CEO of Goldman Sachs. Bloomberg/Getty Images Lloyd Blankfein grew up poor, made it to Harvard, and went on to become CEO of Goldman Sachs. Blankfein's background led to challenges around giving and fitting in, he writes in "Streetwise." The former bank chief is happily retired and enjoys being free to trade, read books, and learn. Lloyd Blankfein went from being a poor kid on a Brooklyn housing project to a Harvard graduate, a corporate tax lawyer, then the CEO of Gol...