My late friend Graham Chapman, an idiosyncratic driver at the best of times, used to exploit the mutual incomprehension of British and U.S. driving h… - Douglas Adams

This planet has — or rather had — a problem, which was this: most of the people living on it were unhappy for pretty much all of the time.

What I mean is that if you really want to understand something, the best way is to try and explain it to someone else. That forces you to sort it out in your own mind. And the more slow and dim-witted your pupil, the more you have to break things down into more and more simple ideas. And that’s really the essence of programming. By the time you’ve sorted out a complicated idea
into little steps that even a stupid machine can deal with, you’ve certainly learned something about it yourself. The teacher usually learns more than the pupil. Isn’t that true?

In fact, a very similar phrase was invented to account for the sudden transition of wood, metal, plastic and concrete into an explosive condition, which was "nonlinear, catastrophic structural exasperation," or to put it another way--as a junior cabinet minister did on television the following night in a phrase which was to haunt the rest of his career--the check-in desk had just got "fundamentally fed up with being where it was."