public opinion.The Confucian world emphasizes loyalty, filial piety, propriety and righteousness. Loyalty takes the first place. The Qin Dynasty ruled by prioritizing filial piety, regarding the empe...he Qin Empire was still relatively stable.Basically, one thousand copper coins, or a string of coins, can be exchanged for one tael of silver.The production cost of a bar of soap is one tael of silver...