The wisdom for which all philosophers are in search is the knowledge of first principles and the causes of things. The first heaven must be eternal. Motion in space is the first beginning of change. Life also belongs to God, for thought as actuality is life, and God is that actuality. For a man is magnificent not when he spends on himself, but when he spends for the common good.
Every prophetic vision contains some lesson by means of allegory.
The circumference and the radius of the earth are known. While one part of the universe owes its existence to Providence and is under control of a ruler and a governor, another part is abandoned and left to chance. Man has free will, it is therefore unintelligible that the Law contains commands and prohibitions. The theory of man's perfectly free will is one of the fundamental principles of the law of our teacher Moses, and of those who follow the Law. Providence can only proceed from an intelligent being.