The king of the short-sighted and stunted people, a wise old man, acting on the wishes of his people, had ordered that a giant bell designed to strike hourly be built. "What sort of engineers are they, fake ones?"
"The answer to that," His Majesty declares, "can best be provided by the Chief of Engineers."
"Hey you! Don't we know that already?"
"The spring holding back the hammerhead cannot be removed because it's removal will cause the hammerhead to fall and wreck the Great Bell. We can not allow that to happen. It will be a grave calamity."
"So what is the solution?" comes the retort from the people.
"Thank you, Your Majesty," the Chief of Engineers begins, scratching his eagle head. "I must confess that we did think of another spring initially. But we discarded the idea. In fact the original design called for a reversing spring. But we Empirical equations
"I wonder! Go deal with your safety margin!"
BANG!
The Great Bell tolls.