JD Lasica Facebook founder Mark Zuckerberg is taking Shakespeare's phrase of "let's kill all the lawyers" to a different level. On Monday, he sued many of the attorneys who represented a New Yorker named Paul Ceglia, the man who claimed Zuckerberg promised him half of Facebook when Zuckerberg was an 18-year-old Harvard University student. "The lawyers representing Ceglia knew or should have known that the lawsuit was a fraud—it was brought by a convicted felon with a history of fraudulent scams, and it was based on an implausible story and obviously forged documents.