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Johann Gotthard Muller after Johann Christoph Frisch, Portrait of Moses Mendelssohn, engraving, Rijksmuseum, Amsterdam (RP-P-1907-2896), public domain (cropped and downscaled) · Engraved portrait of Moses Mendelssohn by Johann Gotthard Muller after a painting by Johann Christoph Frisch, Rijksmuseum, Amsterdam (object number RP-P-1907-2896), engraving on paper, plate 290 x 219 mm. The plate itself names the sitter (MOSES MENDELSSOHN), the painter ('p. par J.C. Frisch') and the engraver ('Grave a Stoutgard par J.G. Muller'), and carries a dedication to King Frederick William II from the Jewish Free School in Berlin dated 1787; the museum catalogues it as 1770-1775, which does not agree with the dated dedication, so the date is given here as the 1780s. It is a copy engraved after a painting, so it is a historical depiction and not a documented sitting. The image is a crop of the plate area from the museum's own image service, downscaled from about 2650 x 3650 source pixels to 870 x 1198 with no upscaling. · Public domain (Rijksmuseum Public Domain Mark; the museum's open-data record states CC0)
philosopher · Early Modern
Moses Mendelssohn
1729–1786
Known For
culturalliteraryhistorical
Not yet included in personality matching — the documented evidence doesn't yet cover enough of the personality model. Everything else on this page is fully available.
Trait Constellation
Key Achievements
He was a leading philosopher of the German Enlightenment, a co-editor of its literary journals with Lessing and Nicolai, and the symbolic figure of the Haskalah, the Jewish Enlightenment, who joined Jewish learning with German philosophy and letters.
He translated the Pentateuch and Psalms into German with a Hebrew commentary (the Biur), completed in 1783 with collaborators despite a rabbinical ban, and at his suggestion Berlin's Jewish Free School opened in 1781.
His 1763 essay on evidence in metaphysics won the Berlin Academy's prize, his dialogue Phaedo (1767) on the soul's immortality was a best-seller, and Jerusalem (1783) argued that religion should not coerce belief while Judaism rests on revealed law.
Moments That Reveal Them
Publicly challenged in 1769 by Lavater to refute a Christian apologetic book or convert, he obtained the consistory's permission and answered in print that his belief in his own religion was unshakable and that Bonnet's book could not convert him.
This is consistent with a thinker who held his own position under public pressure. Independent Thinking
After the rabbis of Altona, Prague and elsewhere banned his German Pentateuch in 1779 and his first commentator left after Genesis, he took over the commentary himself, assigned other books to Wessely, Jaroslav and Homberg, and finished the work in 1783.
This is consistent with someone who kept a long project going through opposition and the loss of a collaborator. Persistence
Turning Points
According to the Jewish Encyclopedia, the Lavater controversy of 1769-70 opened the second period of his career, in which he turned from philosophy and criticism chiefly to Judaism and Jewish learning, leading to the Hebrew commentaries, the German Pentateuch and Psalms, and Jerusalem.
This is consistent with a broadening of his work from general philosophy and criticism to biblical and Jewish scholarship. Cross-Domain Range
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Sources
- Moses Mendelssohn (Q76997), verified live via the Wikidata API (2026-11-02): label 'Moses Mendelssohn', description 'German-Jewish philosopher and theologian (1729-1786)', born 1729-09-06, died 1786-01-04, Korean label 모제스 멘델스존, citizenship Germany. Orientation only; not used as support for any row.
- Stanford Encyclopedia of Philosophy, 'Moses Mendelssohn' (substantive revision 2023), life and career, metaphysics, rational psychology, political theory and Jacobi-controversy sections read. CANONICAL SIGNIFICANCE SOURCE: a creative and eclectic thinker whose writings on metaphysics and aesthetics, political theory and theology, together with his Jewish heritage, placed him at the focal point of the German Enlightenment for over three decades; co-editor with Lessing and Nicolai of literary journals; dubbed 'the Jewish Luther' for translating the Pentateuch and Psalms into German; his 1763 prize essay on evidence in metaphysics won the Berlin Academy's prize (Kant's essay came second); his Phaedo (1767) was a best-seller; Lavater challenged him in 1769 to refute Bonnet or convert and he disabled the challenge with a plea for tolerance; in Jerusalem (1783) some Jewish thinkers took exception to his argument and the entry notes that his claim that excommunication was borrowed from Christianity is apparently erroneous; he was the model for Lessing's Nathan the Wise and in 1785-86 was drawn into the pantheism dispute with Jacobi. Independent scholarly reference; retrospective in tone about influence.
- Jewish Encyclopedia (1906), 'Mendelssohn' family article, sections on Moses Mendelssohn read in full (early influences, bookkeeper, friendship with Lessing and Nicolai, criticism, Phaedo, controversy with Lavater, Jewish activities, translation of the Bible, influence on German Judaism, Jerusalem, Morgenstunden): his poverty, self-education in Latin from a copy of Locke, Greek with Nicolai, work as tutor, bookkeeper and partner in a silk firm, co-editing the Literaturbriefe, the 1769 Lavater challenge and his public reply with the consistory's permission, the 1779 rabbinical ban on his German Pentateuch, his 'philosophic calm' toward opponents, collaborators on the commentary, and the Berlin Jewish Free School founded in 1781 at his suggestion. Based on the Kayserling biography; admiring in tone and partly legendary on anecdotes (the Frederick the Great and d'Argens stories are flagged as legend and not used).
- Jewish Encyclopedia (1906), 'Biurists', read in full: Mendelssohn compiled for his children a literal German translation of the Pentateuch with a Hebrew commentary (biur) begun by Solomon Dubno; rabbis of the old school including Raphael ha-Kohen of Hamburg and Ezekiel Landau of Prague criticised it and in June 1779 issued a ban on the 'German Pentateuch of Moses of Dessau'; Dubno gave up after Genesis and Mendelssohn took the commentary himself, assigning Leviticus, Numbers and Deuteronomy chapters to Wessely, Jaroslav and Homberg; the work was completed in March 1783 as Netivot ha-Shalom and founded the Biurist school. Independent counter-voice on the traditionalist opposition and on how the project was collaboratively finished.
- Encyclopaedia Britannica, 11th edition (1911), 'Mendelssohn, Moses' (Wikisource transcription), read in full: foremost Jewish figure of the eighteenth century, self-taught in Latin and Locke, tutor then partner to a silk merchant, Lessing published his Philosophical Conversations without telling him, the Phaedo hailed him as the 'German Plato', the Lavater challenge, the German Pentateuch, and Jerusalem, which Kant called 'an irrefutable book'; also reports that his descendants left the synagogue for the church. Old encyclopedia article; admiring in tone, used only for facts independently found in the other sources.
- Jewish Virtual Library, 'Moses Mendelssohn (1729 - 1786)', read: poor Torah scribe's son who followed Rabbi Fraenkel to Berlin at fourteen, studied languages, mathematics, logic and philosophy, worked as tutor, bookkeeper and silk-firm partner while writing, the 1769 Lavater challenge, Jerusalem (1783) on religious coercion and Judaism as revealed law, translation of the Bible into German with the Biur, and the label father of the Jewish Enlightenment. Popular reference; its claim that he was 'the first Jew to bring secular culture to Orthodox life' is a superlative and is not repeated.
- Jewish Museum Berlin, 'Moses Mendelssohn, Philosopher', read: the great philosopher of the European Enlightenment who played a crucial role as Jews in mid-eighteenth-century Berlin began to adopt the language and culture around them; came to Berlin in 1743 as a young Talmud scholar, learned modern languages and secular sciences, worked as tutor, bookkeeper and partner of the silk manufacturer Isaac Bernhard while complaining that the business kept him from his studies, became known as the 'German Socrates' after the Phaedo (1767), published Jerusalem (1783), lived strictly by the Jewish precepts, and later generations saw in him the first modern German Jew and the symbolic figure of the Haskalah. Museum overview; museum framing is retrospective.