"About:robots" Answers

Okay, time's up.  Here are the references in the page you get when you enter "about:robots" into the URL box in Firefox:

• From the page title (in the top bar):
  Gort!  Klaatu barada nikto!
  From original movie The Day the Earth Stood Still. Spoken to the robot Gort by Patricia Neal's character, translated roughly as: "Gort! Don't destroy the Earth!" or possibly, "Stay your hand!"
  
• Robots may not injure a human being or, through inaction, allow a human being to come to harm.
  Isaac Asimov's First Law of Robotics.  Somewhat observed by Roombas, not so much by unmanned aerial killer drones.
  
• Robots have seen things you people wouldn't believe.
  From the movie Bladerunner.  Spoken by the homicidal Nexus 6 robot shortly before he dies. 
  
• Robots are Your Plastic Pal Who's Fun To Be With.
  Hitchhiker's Guide to the Galaxy by Douglas Adams
  
• Robots have shiny metal posteriors which should not be bitten.
  Bender, from Futurama
  
• And they have a plan.
  The Cylons in Battlestar Galactica, of course       
  
• And finally, the button "Please do not press this button again"
  Hitchhiker's Guide to the Galaxy by Douglas Adams