" For many, Facebook is less about looking up friends than it is about looking at friends. Research tells us that, on average, Facebook users spend more time examining others’ pages than adding content to their own. The site’s most frequent visitors—most often females who post and share photos and who receive status updates—use the site for “social surveillance.” These social investigators usually aren’t getting in touch or staying in touch with friends as much as they are checking up on them. And my clients are right: Judging and evaluating are involved. In one study, nearly four hundred participants examined mock-up Facebook pages and rated web-page owners for attractiveness, only to decide that the best-looking owners were the ones with the best-looking friends. "

― Meg Jay , The Defining Decade: Why Your Twenties Matter—And How to Make the Most of Them Now