- Narrator: If, in the next few months, you notice that there's been a spate of catastrophes or things are just not going right, remember that Edgar Witherspoon's replacement is learning how to make some precise adjustments. Don't worry. His education will not last long and then you might give thanks to a physician whose practice extends to the well-being of the entire planet. Dr. Jeremy Sinclair offers a unique form of preventative medicine found only... in the Twilight Zone.
- Dr. Jeremy Sinclair: [gestures to the room-sized machine] So what you have here is some kind of clock?
- Edgar Witherspoon: Of course not! Why would I build a clock?
- [points to his wristwatch]
- Edgar Witherspoon: Three dollars, any drug store. Doesn't lose 10 seconds in a year!
- Narrator: One old man in a private world of irrational urgencies. For Dr. Jeremy Sinclair, an all too common sight. But Edgar Witherspoon is a most uncommon old man with a secret that reaches out to the four corners of the Earth, as the good doctor is about to discover.