Criminals are born as with a different psychological scheme that persuades them to commit crime. Scientists believe that criminals develop such a complex from either a biological, however not genetic, chemicals in their body. These differences allow a psychological failure that leads the person not to develop a conscience. However, there are two types of criminals those who feel absolutely no remorse for what they had committed, and those who feel sympathy and guilt for the act they had done. This complex though maybe from their experience ....