How can we explain the origins of the great wave of paranoid hatreds that seem inescapable in our close-knit world - from American 'shooters' and ISIS to Trump, from a rise in vengeful nationalism across the world to racism and misogyny on social media? In Age of Anger, Pankaj Mishra answers our bewilderment by casting his gaze back to the eighteenth century, before leading us to the present.