Most people who are quietly miserable do not know it. That, in essence, is what a Danish philosopher named Søren Kierkegaard tried to tell the readers of nineteenth-century Copenhagen in 1849, and what the empirical psychology of regret has been confirming, in laboratory studies and museum surveys, for the past three decades. When most people [...] The post Søren Kierkegaard suggested that the deepest form of despair is not unhappiness but the failure to become the self you were quietly meant to