This is an old, but very meaningful (or should be!) list of rules regarding "computer ethics", that should always be kept in mind by anyone who even thinks of touching a keyboard. From the Computer Ethics Institute, Washington, D.C.
441f3b968e540c12c5c8209e39fec0f9b3510111b505b17c5ccf29e74f129ac0
Computer Ethics
The Ten Commandments of Computer Ethics
1. Thou shalt not use a computer to harm other people.
2. Thou shalt not interfere with other people's computer work.
3. Thou shalt not snoop around in other people's files.
4. Thou shalt not use a computer to steal.
5. Thou shalt not use a computer to bear false witness.
6. Thou shalt not copy or use proprietary software for which you have not paid.
7. Thou shalt not use other people's computer resources without authorization or proper compensation.
8. Thou shalt not use other people's intellectual output.
9. Thou shalt think about the social consequences of the program you are writing or the system you are designing.
10. Thou shalt always use a computer in ways that demonstrate consideration and respect for your fellow humans.
Source: Computer Ethics Institute, Washington, D.C.