The provided text, excerpts from a book by Peter Eli Gordon, offers a comprehensive examination of the philosophical relationship and shared intellectual horizon between Franz Rosenzweig and Martin Heidegger, particularly within the context of German-Jewish thought in the Weimar era. The discussion centers on the “new thinking” that emerged after the perceived collapse of idealism and metaphysics, arguing that both philosophers, despite their dramatic personal and political divergence (especially regarding Heidegger's Nazism), sought a new foundation for philosophy rooted in temporality, finitude, and authentic existence. Significant attention is paid to Rosenzweig’s major work, The Star of Redemption, positioning it not merely within a distinct  ...