Related:

• Never worry about theory as long as the machinery does what it's supposed to do.
  -- R. A. Heinlei...
• Never worry about theory as long as the machinery does what it's supposed to do.
  -- Robert A. Heinlei...
• How many Geminis -- does it take to change a light bulb?
  Two, but they never change it - they just keep arguing about who is supposed to do it and how it's supposed to be done....
• Always listen to experts. They'll tell you what can't be done, and why.
  Then do it. -- Lazarus Long by Robert A Heinlei...
• It did what? Well, it's not supposed to do that.
• I supposed it had to happen. It usually does at about this age?
  What does? Glands, erupting with hormones. -- Geordi and Wesley, "The Dauphin", stardate 42568.8...
• Always listen to experts. They'll tell you what can't be done, and why.
  Then do it. -- Lazarus Long, from Robert A. Heinlein's "Time Enough For Love...