Though the world does not change with a change of paradigm, the scientist afterward works in a different world... I am convinced that we must learn to make sense of statements that at least resemble these. What occurs during a scientific revolution is not fully reducible to a re-interpretation of individual and stable data. In the first place, the data are not unequivocally stable.

The Structure of Scientific Revolutions: 50th Anniversary Edition (ed. University of Chicago Press, 2012) - ISBN: 9780226458144