Three hundred and thirty-two letters, written from age eighteen until six weeks before his death; correspondents include Max Brod, Bertolt Brecht, Hannah Arendt and Rainer Maria Rilke; edited and annotated by Gershom Scholem and Theodor W. Adorno, translated by Manfred R. Jacobson and Evelyn M. Jacobson; indexed, annotated; and primary source material from the Europe bubbling away between the World Wars.