“Everywhere we look, we live in a confessional age. The novel has been replaced by the memoir as our most talked-about literary genre. The sitcom, for years TV’s water-cooler conversation starter, has been superseded by reality TV and talk shows, forms that thrive on exhibitionism. Hip-hop has done such a good job of blurring the lines between self-expression and self-promotion that it’s almost impossible to tell the difference between Jay-Z’s new album and his beer ad.” No wonder stoicism has largely disappeared from our movie screens — or are we aping what Hollywood shows us?