Some requirements people talk about Goals only in the sense of ‘vague, unachievable, high-level aspirations’; others seem to mean almost the same as requirements, while scenario and Use Case people say that every scenario has a Goal. So it’s understandable that newcomers often get confused and avoid the whole subject. But a Goal has a definite meaning to footballers, engineers, biologists, and psychologists, and it is a meaning that is very useful in systems development.