A scholar ... should turn his ears from the talk of the illiterate and not take it to heart. - Moshe ben Maimon

The Mutakallemim... apply the term non-existence only to absolute non-existence, and not to absence of properties. A property and the absence of that property are considered by them as two opposites, they treat, e.g., blindness and sight, death and life, in the same way as heat and cold. Therefore they say, without any qualification, non-existence does not require any agent, an agent is required when something is produced.

Do not consider it proof just because it is written in books, for a liar who will deceive with his tongue will not hesitate to do the same with his pen.

here departs from his master, and holds that the spheres and the intellects had a beginning, and were brought into existence by the will of the Creator. He does not attempt to give a positive proof of his doctrine; all he contends is that the theory of the creatio ex nihilo is, from a philosophical point of view, not inferior to the doctrine which asserts the eternity of the universe, and that he can refute all objections advanced against his theory (ch. xiii.-xxviii.).