Facebook, the social networking site, announced on Thursday that it now has one billion monthly active users and the company’s CEO and founder Mark Zuckerberg called it “an amazing honor.”

Mark Zuckerberg

“To be able to come into work every day and build things that help a billion people stay connected with the people they care about every month, that’s just unbelievable,” Zuckerberg said in an exclusive interview with NBC’s Matt Lauer.