In order to understand that, let's look at advantages and disadvantages. For example, life sentence - will deter criminals from committing another crime. And heavier punishments for small crimes- will reduce crime. More strict control of the released criminals will not allow them to commit a repeat crime. However Mixing with over criminals in prison will do more harm than good. Heavier punishment can harm the criminal's family, which is not blame for anything. If the court has made a mistake, then such heavier punishment as the death penalty cannot be corrected...