In his best-selling book Against Happiness: In Praise of Melancholy, Eric G. Wilson challenged our culture's blindly insistent pursuit of happiness at all costs. In his harrowing yet ultimately hopeful memoir, The Mercy of Eternity, the author turns an unsparing eye on his own continuing struggle with bipolar depression and finds, within the very illness that causes so much suffering, the resources for hope, forgiveness, and love. ...