Novv, the parts in man that may be called the Porters, and vvhich bear the burdens that are carried, can be no other than the Scapula, and its Acromion, vvhich is the part upon vvhich the burden is pitched; and the back bone vvhich is the part that gives the greateſt ſtrength tovvards the bearing of it, both vvhich, vvhen age hath much enfeebled a man, become unſerviceable as unto thoſe ends, theſe Porters do novv become a porterage themſelves, and thoſe parts that vvere vvont to bear the greateſt burdens, are novv ſo great a burden themſelves, that the man ſtoops under them, and is ſcarce able to bear them.