▁adopted ▁Arist ot le ▁in ▁holding ▁that ▁it ▁is ▁the ▁" r ational ▁soul " ▁that ▁inf uses ▁the ▁fet us ▁with ▁" human ▁being ness ". ▁There ▁was ▁disag re ement ▁as ▁to ▁whether ▁this ▁occurred ▁at ▁the ▁moment ▁of ▁conception , ▁or ▁at ▁the ▁moment ▁of ▁quick ening , ▁as ▁Arist ot le ▁had ▁held . ▁As ▁for ▁r er um ▁natur a , ▁William ▁Sta un ford ▁had ▁explained ▁" the ▁thing ▁killed ▁must ▁be ▁in ▁part ▁of ▁the ▁world ▁of ▁physical ▁be ings ▁( in ▁r er um ▁natur a ). ▁This ▁has ▁been ▁interpreted ▁as ▁meaning ▁completely ▁exp elled ▁from ▁the ▁w omb . ▁Finally , ▁the ▁" thing ▁killed " ▁must ▁be ▁in ▁the ▁King ' s ▁peace , ▁i . e . ▁in ▁a ▁situation ▁where ▁the ▁protection ▁of ▁the ▁King ' s ▁peace ▁applied . ▁An ▁out law , ▁for ▁instance , ▁was ▁not ▁in ▁the ▁King ' s ▁peace , ▁and ▁not ▁subject ▁to ▁protection ▁of ▁the ▁law . ▁ ▁The ▁design ation ▁" mis pr ision , ▁and ▁no ▁murder ", ▁can ▁be ▁trac ed ▁to ▁the ▁Leg es ▁Hen r ici ▁Prim i ▁of ▁ 1 1 1 5 , ▁which ▁designated ▁abort ion ▁" qu asi ▁hom ic ide ". ▁Here , ▁we ▁find ▁the ▁pen alt ies ▁for ▁abort ion ▁were ▁varying ▁lengths ▁of ▁pen ance , ▁indicating ▁it ▁was ▁de alt ▁with ▁by ▁ecc les iast ical ▁courts , ▁while ▁hom ic ide , ▁being ▁a ▁bre ach ▁of