And although I have seen nothing but black crows in my life, it doesn't mean that there's no such thing as a white crow. Both for a philosopher and for a scientist it can be important not to reject the possibility of finding a white crow. You might almost say that hunting for 'the white crow' is science's principal task.
Jostein GaarderThere exists a world. In terms of probability this borders on the impossible. It would have been far more likely if, by chance, there was nothing at all. Then, at least, no one would have began asking why there was nothing.
Jostein GaarderIt is by no means certain that we advance our philosophical quest by reading Plato or Aristotle. It may increase our knowledge of history but not of the world.
Jostein Gaarder