«The artist's only positive virtue is idleness—and there are so few who are gifted at it», in Anderson, Koval, p. 230 (EN) Ronald Anderson, Anne Koval, James McNeill Whistler: Beyond the Myth, New York, Carroll & Graf, 1994.
«I have learned to know a Venice in Venice that the others never seem to have perceived, and which, if I bring back with me as I propose, will far more than compensate for all annoyances delays & vexations of spirit», in Anderson, Koval, pp. 233-34 (EN) Ronald Anderson, Anne Koval, James McNeill Whistler: Beyond the Myth, New York, Carroll & Graf, 1994.
