The Podcast of Jewish Ideas · Torah in Motion

61. Franz Rosenzweig | Dr. Paul Franks

·1 hr 8 min·5 clips

Rosenzweig wrote his masterpiece while having a secret affair, revealing a hidden side to his saintly image.

This episode explores the life and philosophy of early 20th-century Jewish thinker Franz Rosenzweig. Host JJ Kimri interviews Dr. Paul Franks, a Yale professor and editor of Rosenzweig's writings. They position Rosenzweig alongside Martin Buber as a pivotal figure in modern Jewish thought. Rosenzweig was born in 1886 into an acculturated German Jewish family and initially considered converting to Christianity. A pivotal, though mythologized, experience on Yom Kippur led him to recommit to Judaism, after which he studied with philosopher Hermann Cohen. He wrote his major work, *The Star of Redemption*, on postcards while serving on the Balkan front during World War I. The book opens with the line, "From death, it is from the fear of death that all cognition of the All begins," framing mortality as a philosophical starting point. Rosenzweig later directed a Jewish study hall in Frankfurt and continued writing prolifically after being diagnosed with ALS in 1922. A surprising biographical detail revealed decades later is that Rosenzweig was having an affair with the wife of his friend Eugen Rosenstock while writing *The Star*. His philosophy engages with German idealism, critiquing systems that negate individuality, and integrates a Jewish triad of creation, revelation, and redemption. Rosenzweig argued that authentic relationship, not isolated absolutes, fulfills philosophical systems, drawing on midrashic tradition that calls death "very good." He diverged from Buber by insisting revelation includes concrete commandments, comparing God's relationship with Jews to the ongoing obligations of marriage. Rosenzweig viewed Jewish ritual and liturgical cycles as a way to inhabit sacred time, positioning Jewish life as already "eternal" and distinct from Christian historical mission. His work represents a late German idealist system seeking to reconcile modern self-understanding with religious tradition. The conversation is educational and analytical, tracing intellectual history through biography and textual interpretation. Listeners interested in existential philosophy, modern Jewish history, or interfaith dialogue would appreciate this episode, while those seeking light commentary or current events might find it too academic.

As heard by us

A dense, careful Rosenzweig discussion that lets the philosophy do the work.

Franz Rosenzweig comes across as a 20th century Jewish philosopher whose work keeps faith, philosophy, and modernity in the same room. The discussion moves through his place in pre-war German Jewish thought and into The Star of Redemption, where God, humanity, and the world only…

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Why you'd press play

You want Rosenzweig explained without being flattened.

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