2. Ethics Systematizing, defending, and recommending concepts of right and wrong behavior http://www.iep.utm.edu/ethics/

3. Metaethics …investigates where our ethical principles come from, and what they mean. Are they merely social inventions? Normative ethics …seeks moral standards that regulate right and wrong conduct. This may involve articulating the good habits that we should acquire, the duties that we should follow. Applied ethics …involves examining specific controversial issues.

4. Isaac Asimov's Three Laws of Robotics https://www.youtube.com/watch?v=AWJJnQybZlk 1. A robot may not injure a human being or, through inaction, allow a human being to come to harm. 2. A robot must obey orders given it by human beings except where such orders would conflict with the First Law. 3. A robot must protect its own existence as long as such protection does not conflict with the First or Second Law.