KEY POINTS
  • Bill Gates, who sometimes acts as a mentor to Mark Zuckerberg, advised him to pay attention to Washington, D.C., and not act too arrogant, The New Yorker says.
  • Gates testified in Congress two decades ago, and he believes his flippant behavior led to a costly antitrust lawsuit.
Facebook CEO and founder Mark Zuckerberg testifies during a US House Committee on Energy and Commerce hearing about Facebook on Capitol Hill in Washington, DC, April 11, 2018.

Mark Zuckerberg owes Bill Gates a big debt of gratitude: The Microsoft co-founder told Zuckerberg to learn from Gates' own mistakes in the 1990s and pay careful attention to Washington, D.C.

Gates has become a mentor for the Facebook founder, according to a recent article in The New Yorker about Zuckerberg. Not only did both men drop out of Harvard to pursue their own companies, they both found themselves testifying in Congress over their company's actions.