Adieu, adieu, I am going to see up there [after death] whether friend Corot has found me any new subjects for landscape painting.
Source, in full
Quote, as recorded by Albert Wolff, 1880's, in Notes upon certain masters of the XIX century, - printed not published MDCCCLXXXVI (1886), The Art Age Press, 400 N.Y. (written after the exhibition 'Cent Chefs-d'Oeuvres: the Choice of the French Private Galleries', Petit, Paris / Baschet, New York, 1883, p. 74
Notes from Wikiquote
Daubigny's final thought for art in 1878 was appearently strongly connected with Corot.