He studied medicine at Berlin, but devoted more attention to philosophy and literature, which he afterwards studied more thoroughly at Halle and Tübingen. He began his literary career in 1804 as joint-editor with Adelbert von Chamisso.
He made some reputation as an imaginative and critical writer, but he is famous chiefly as a biographer. He possessed a remarkable power of grouping facts so as to bring out their essential significance, and his style is distinguished for its strength, grace and purity. Among his principal works are:
His selected writings appeared in 19 vols. in 1871-76. There is also an extensive literature dealing with Rahel Varnhagen von Ense; see especially her husband's Rahel, ein Buch des Andenkens (3 vols., 1834) Aus Rahels Herzens-leben (1877); E Schmidt-Weissenfels, Rahel und ihre Zeit (1857); Briefwechsel zwischen Karoline von Humboldt, Rahel und Varnhagen von Ense (1896); O Berdrow, Rahel Varnhagen (1900).
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