Quarreling over food and drink, having neither scruples nor shame, not knowing right from wrong, not trying to avoid death or injury, not fearful of greater strength or of greater numbers, greedily aware only of food and drink – such is the bravery of the dog and boar. – Xun Zi
In antiquity the sage kings recognized that mens nature is bad and that their tendencies were not being corrected and their lawlessness controlled. – Xun Zi