人类靠奴役其它动物获取了肉蛋奶、毛绒、皮革、肥料、耕力、运力、战力等不计其数的财富，对于智力相同体力相差无几只因孕育而示弱的同类，同样可挟其要害榨取油水，获利远超想象。
By enslaving other animals, human beings acquire countless wealths, such as meat and milk, fur, leather, fertilizers, tillage, transport, combat power, etc., and are equally vulnerable to the exploitation of oil and water for the benefit of like-minded human beings.