Inspired by the most logical race in the galaxy, The Vulcans, breeding will be permitted once every seven years. For many of you, this will mean much less breeding. For me, much much more.— CBG
Framegrabs from the Season 1 episode, The Telltale Head. Bart falls in with the wrong crowd, and to impress them, he cuts the head off a statue of Jebediah Springfield (the town's founder).