The general purposes of the provisions of this chapter are:
1. To proscribe conduct which unjustifiably and inexcusably causes or 
threatens substantial harm to individual or public interests;
2. To give fair warning of the nature of the conduct proscribed and of 
the sentences authorized upon conviction; 
3. To define the act or omission and the accompanying mental state 
which constitute each offense;
4. To differentiate on reasonable grounds between serious and minor 
offenses and to prescribe proportionate penalties therefor;
5. To provide for an appropriate public response to particular offenses, 
including consideration of the consequences of the offense for the 
victim, including the victim`s family, and the community;
6. To insure the public safety by preventing the commission of offenses 
through the deterrent influence of the sentences authorized, the 
rehabilitation of those convicted, and their confinement when required 
in the interests of public protection.