Timaeus: it would never be carried away to the extremities because of their uniformity in all respects; nay, even were a man to travel round it in a circle he would often call the same part of it both “above” and “below,” according as he stood now at one pole, now at the opposite. For seeing that the Whole is, as we said just now, spherical, the assertion that it has one region “above” and one “below” does not become a man of sense. Now the origin of these names and their true meaning which accounts for our habit of making these verbal distinctions even about the whole Heaven,

[Now,] seeing that the hollow roundness of the Cosmos is borne round into the fashion of a sphere; by reason of its [very] quality or form, it never...

Hence, too, the errant spheres, being moved contrarily to the inerrant one, are moved by one another by mutual contrariety, [and also] by the spable...

It rises and it sets, by turns, throughout its limbs ; so that by reason of Time’s changes it often rises with the very limbs with which it [once]...