Because what he never managed to grok then was that the company he created was destined to become a template for all of humanity, the digital reflection of masses of people across the globe. Including — and especially — the bad ones.

Was it because he was a computer major who left college early and did not attend enough humanities courses that might have alerted him to the uglier aspects of human nature? Maybe. Or was it because he has since been steeped in the relentless positivity of Silicon Valley, where it is verboten to imagine a bad outcome? Likely. Could it be that while the goal was to “connect people,” he never anticipated that the platform also had to be responsible for those people when they misbehaved? Oh, yes. And, finally, was it that the all-numbers-go-up-and-to-the-right mentality of Facebook blinded him to the shortcuts that get taken in the service of growth? Most definitely. —New York Times