9. His Business Card Read I'm CEO...Bitch!"
As Facebook was starting to get off the ground and the staff began taking meetings with real business professionals, Zuckerberg, according to David Kirkpatrick's The Facebook Effect, had to be careful which cards he handed out because he had two sets made. A traditional kind that had his name and his CEO title. And another which read: "I'm CEO…Bitch!" We're not sure to who he gave the latter.