<p>From angels and the afterlife to suffering and Divine providence The God Book addresses all things spiritual through classic works of Jewish philosophy. Works summarized include the Rambam&rsquo;s Moreh Nevuchim (Guide for the Perplexed) Ramchal&rsquo;s Derech Hashem (Way of God) ibn Pakuda&rsquo;s Chovos HaLevavos (Duties of the Heart) and Hilchos Deios from the Rambam&rsquo;s Mishneh Torah.</p>