The whole history of civilization is strewn with creeds and institutions which were invaluable at first, and deadly afterwards
Walter BagehotNine tenths of modern science is in this respect the same: it is the produce of men whom their contemporaries thought dreamers - who were laughed at for caring for what did not concern them - who, as the proverb went, 'walked into a well from looking at the stars' - who were believed to be useless, if anyone could be such.
Walter Bagehot