> ... and in what sense is "the sun is the center of the universe" not completely wrong? In the sense that you can make a lot of really accurate predictions ab

> ... and in what sense is "the sun is the center of the universe" not completely wrong? In the sense that you can make a lot of really accurate predictions about the motion of the planets, with a heliocentric model. For that matter, you can get a lot done proceeding from the assumption that the Earth is flat because, to a reasonable approximation, Earth is flat. http://hermiene.net/essays-trans/relativity_of_wrong.html http://hermiene.net/essays-trans/relativity_of_wrong.html