1582. Moreover, that a spirit should be able to pass into the body of another, and live in that body, is at once absurd and impossible, for the consequence would be that the form of one would be changed into that of another, the interior substances of the man would be entirely emptied out, and the substances of another applied, in their stead, to the fibers and vessels, while at the same time all that which had contracted a nature in the [life of] the body and been wrought into obedience to its proper form, would be assumed.