Mark Zuckerberg’s manifesto might be well-spirited, but one thing in it is fundamentally wrong: In times like these, the most important thing we at Facebook can do is develop the social infrastructure to give people the power to build a global community that works for all of us. Facebook isn’t, and can never be, a platform where people have the power to build anything. Facebook doesn’t even have the pretense of a non-profit like Wikipedia or Mozilla; there is no doubt about the company...