I've read that! This passage stood out to me at the time. If you asked me what people knew of the astronomy in the sixth century, I wouldn't have guessed this:

I've read that! This passage stood out to me at the time. If you asked me what people knew of the astronomy in the sixth century, I wouldn't have guessed this: > The whole of this earth’s globe, as thou hast learnt from the demonstration of astronomy, compared with the expanse of heaven, is found no bigger than a point; that is to say, if measured by the vastness of heaven’s sphere, it is held to occupy absolutely no space at all.