President Jimmy Carter arrived in Mexico City for a state visit on February 14, 1979, and proceeded to recall for his hosts a previous encounter with Mexican culture, decades earlier as a naval officer, in which he had contracted what he described as Montezuma's revenge. This indelicate reference to tourist's diarrhea became something of an international incident; Mexican Preident José López Portillo insisted that his country be treated with respect, while the local press denounced the remark as a typical Yankee slur.

It is true that the Doocot was occasionally appropriated to other purposes than that of a tolbooth for the sorner, the drunken gipsy, the village idiot at the change of the moon, the swearing bluegown, and the contumacious birdnester on the sabbath; […]

Have you seen all the rigmarole you have to go through at airport security these days?

The use case template is initially used to define the primary pathway, called the happy path, or, more formally, the Basic Course of Events (BCOE). The happy path, or as one of my seminar attendees called it, the “sunny-day path,” is the most commonly occurring pathway through the use case. It is usually one that depicts the perfect world, in which nothing goes wrong.