A successful work of art is not one which resolves contradictions in a spurious harmony, but one which expresses the idea of harmony negatively by embodying the contradictions, pure and uncompromised, in its innermost structure.
Source: From Charades, an internet collection of quotations
-- Theodor W Adorno, (Sep 11 1903-1969), German philosopher; He was known for his contribution to the Frankfurt school of critical theory, which contributed to the German intellectual revival after WW II.