The construction of a harmonious society is a long and complex process.The ideas of heavy penalty in the present criminal legislation and judicial practices and the criminal policies of taking severe measures against grave illegal and criminal ac-tivities depart from the objective of building a harmonious society .History and reality have shown that we have to clearly know the place and role of criminal laws, throw off the heavy penalty principle and the blind belief of criminal laws , carry out dispunishmen-talization and depenalization in the criminal law , properly handle the relationship o...