Related:

• When you jump for joy, beware that no one moves the ground from beneath your feet.
  -- Stanislaw Lem...
• When you jump for joy, beware that no-one moves the ground from beneath your feet.
  -- Stanislaw Lem, "Unkempt Though...
• Lynch's Law: When the going gets tough, everybody leaves.
• Grampa: Hey everybody, I'm gonna haul ass to Lollapalooza!
  Family: Here we go again! -- More PowerBook Puke, "Sideshow Bob's Last Gleaming...
• JWN: Jump When Necessary
• Moe: Hello, Moe's Tavern. Birthplace of the Rob Roy.
  Bart: Is Seymour there? Last name Butz. Moe: Just a sec....
• Bart: Is Mister Freely there? Moe: Who? Bart: Freely, first initials I.
  P. Moe: Hold on, I'll check. Uh, is I. P. Freely here?...
• JNL: Jump when programmer is Not Looking
• JPA: Jump when Pizza Arrive