he was, as has been said: "I am a Yeminite when I meet a Yeminite; if I meet a Ma'adi I am one of Banu Adnan."
Hence, it is necessary for the doctors of Islam to prevent men, except the learned, from reading his books; as it is incumbent upon them to hinder them from reading controversial writings which should not be studied except by those fit to do so. As a rule the reading of these books is less harmful than those of the former. For the majority cannot understand philosophical books, only those endowed with superior natures. People are on the whole destitute of learning and are aimless in their reading which they do without a teacher. Nevertheless they succeed in leading others away from religion. It is an injustice to the best kind of men and the best kind of creation; for in their case justice consists in the knowledge of the best things by the best people, fit to know it. It should be remembered
