1. Binary logic / Boolean Algebra
2. "One", by Three Dog Night (1969)
3. The limits of probability (e.g., 0 to 1, inclusive)
4. Asimov's Zeroth Law of Robotics: "A robot may not injure humanity or, through inaction, allow humanity to come to harm."
5. Zeroth Law of Thermodynamics: "If two systems are in thermal equilibrium with a third system, then they are in thermal equilibrium with each other."
6. First Principles: "Basic propositions or assumptions that cannot be deduced from any other proposition or assumption."
7. First Rule of Fight Club: "You don't talk about Fight Club!"
8. A one-off character on The Jetsons (e.g., "Space-Boy Zoom and his dog Zero!").
9. An clue given in an episode of Mandrake the Magician (e.g., "Where Zero Meets Zero")
10. A place-holder in in the Arabic number system.
_________________
The previous signature line has been cancelled.