The last work published by Moses Mendelssohn during his lifetime, Morning Hours (1785) is also the most sustained presentation of his mature epistemological and metaphysical views, all elaborated in the service of presenting proofs for the existence of God. But Morning Hours is much more than a theoretical treatise. It also plays a central role in the drama of the Pantheismusstreit, Mendelssohn's "dispute" with F. H. Jacobi over the nature and scope of Lessing's attitude toward Spinoza and "pantheism". As the latest salvo in a war of texts with Jacobi, Morning Hours is also Mendelssohn's...