[102] this royal road, which we have stated to be true and genuine philosophy, the law calls the word and reason of God; for it is written, "Thou shalt not turn aside from the word which I command thee this day, to the right hand nor to the left," So that it is shown most manifestly that the word of God is identical with the royal road, since Moses’ words are not to depart either from the royal road, or from this word, as if the two were synonymous, but to proceed with an upright mind along the middle and level road, which leads one aright.