It was believed that the Torah contained philosophical ideas no less significant and profound than the essence of Greek thought, and that all that was needed to access these ideas was to extract them from the Torah's texts through allegorical interpretation. He was followed in this approach by the Andalusian philosopher Moses Maimonides, a student of the famous Andalusian philosopher Averroes, although Spinoza, another well-known Jewish philosopher, greatly criticized him for it. As for the author of this valuable and extensive book, he is Professor "Émile Bréhier," a global authority in philosophy and its history across all ages: ancient, medieval, and modern, as evidenced by his numerous well-known volumes and many treatises, each of which is an authority in its field.