The document discusses several examples that illustrate the principle of keeping solutions simple:
1. A small soap company solved an empty soap box issue on their assembly line by using a fan to blow empty boxes out of the line, rather than installing complicated X-ray machines like a larger company.
2. Russians used pencils instead of spending millions to develop special pens to write in zero-gravity like NASA.
3. When asked how to determine if a patient should be institutionalized, the director of a mental asylum said a normal person would just pull the plug on a full bathtub rather than try using small utensils to empty it.
The overall message is that simple solutions are often