“What has art to do with those things [Revolution, socialism]? Art will never come except from some little disregarded corner where some isolated man is studying the mysteries of nature, fully assured that the answer which he finds and which is good for him is good also for humanity, whatever may be the number of succeeding generations.”
as quoted by Romain Rolland in his book Millet, c. 1900; transl. Miss Clementina Black; published by Duckworth & Co, Londo / E. P. Dutton & Co, New York, 1919, p. 8
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Théodore Rousseau 14
French painter (1812-1867) 1812–1867Related quotes

as quoted by Ilya Prigogine in his Autobiography http://nobelprize.org/nobel_prizes/chemistry/laureates/1977/prigogine-autobio.html given at the occasion of Prigogine's 1977 Nobel Prize in Chemistry.

“Like art, revolutions come from combining what exists into what has never existed before.”
Part 4 : The Masculinization of Wealth, p. 196
Moving Beyond Words (1994)

"Foreword to an Exhibit: I" (1944)
Context: Art is a mystery.
A mystery is something immeasurable.
In so far as every child and woman and man may be immeasurable, art is the mystery of every man and woman and child. In so far as a human being is an artist, skies and mountains and oceans and thunderbolts and butterflies are immeasurable; and art is every mystery of nature. Nothing measurable can be alive; nothing which is not alive can be art; nothing which cannot be art is true: and everything untrue doesn’t matter a very good God damn...
Henri Poincaré, Critic of Crisis: Reflections on His Universe of Discourse (1954), Ch. 2. The Age of Innocence

ca. 1640) as quoted by William Thompson Sedgwick, Harry Walter Tyler, A Short History of Science https://books.google.com/books?id=Wl8AAAAAMAAJ (1917

Bk I, Ch I
The Ethics Of Aristotle (Vol. I)

George Boole, " Solution of a Question in the Theory of Probabilities http://books.google.nl/books?id=9xtDAQAAIAAJ&pg=PA32" (30 November 1853) published in The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science (January 1854), p. 32
1850s

Source: The Idea of History (1946), p. 10