Just quickly: Aristotle, his thing was, "It ’ s not flat, stupid, it ’ s round." Galileo, he had the Inquisition, so he had to be a little bit more polite,
Nur kurz, Aristoteles' Ding war, es ist nicht flach, Dummkopf, es ist rund. Galileo hatte die Inquisition, also musste er etwas höflicher