Next, Galileo made a powerful telescope and started to study the sky. It was then that he came up with the craziest idea of all He told the people that the earth was moving very fast and that it was going around the sun. Now they were sure he was insane. No sensible,rational person could believe such weird and absurd things. If the earth were moving.people would not be standing up. And how could the earth be going around the sun ? The sun was in the East every morning and in the West every evening.Every reasonable person knew that the sun must therefore be going around the earth
This time everyone knew that he could not possibly be sane. Galileo was put in prison for a long time because of his dangerous ideas,and he was only set free when he was ready to say that he had made a mistake.