French philosopher (1859–1941) most influential during the first half of the 20th century, who regarded life not as something static but a matter of time and change. Untranslated ALS in French, signed “H. Bergson,” three pages on two adjoining sheets, 5 x 5.75, October 9, 1913. Bergson pens a neat, florid letter to a friend. In fine condition, with a central horizontal fold and scattered light foxing. RRAuction COA.