Again, setting measures of sorrow, when He had need to mourn, He weeps moderately, everywhere setting us rules, as I have said, and limits how far one ought to proceed, and not any further. So for this intent now also, since it happens that some are weak and have need of beasts to carry them, in this too He fixes a measure, showing that one ought not to yoke horses or mules to be borne by them, but to use an ass, and not to proceed further, and everywhere to be limited by the want.