The selfie reigns. We now take more pictures of ourselves than anything else, even family. Narcissus would have found his home in our culture of vanity. And it’s not merely self-love that drives the like-score-card mentality, it is self-construction. At least Narcissus may have had a more static notions of human identity that we do. Our culture abandoned the idea of human nature in favor of a void, an identity determined by choice or cultural construction. And both notions are at play in the selfie. This little craving for likes is heightened just when identity is painfully in life’s foreground – youth. TV Dr Robyn Silverman writes that teenagers “crave positive…