 Averroes discusses two points related to the mentioned issue of how the four elements are moved. First, Galen maintained that the arguments brought to support the thesis “Whatever is moving must be moved by something” are false. Second, other commentators considered Book VII redundant, because VIII deals with the same subject in a more comprehensive way (LC 306C; LC Schmieja 2:1–4), and actually, Book VII pleads that there is a first mover which is not moved by anything else. Averroes’ discussion goes as follows: