[Boogieman]

“This site doesn’t advertise itself as an open town square, so yes, there are limits to sanctioned commentary here.”

Facebook doesn’t advertise itself as that either, it advertises itself as a social networking site and users agree to have content they post subject to moderation by the site owners when they sign the terms of service.

[Political Junkie Too]

Zuckerberg calls it a "community" to Congress, and the people who banned Diamond and Silk said they were "unsafe for the community."

-PJ