Fate has a place in the Greek world but its place is not the same as it is in other scenarios or worlds. It is important to understand the word before we discuss it. Fate as far as Greek mythology goes is not just fate. By most standards fate means that things occur for an unknown reason that no one has any control over. However, in the world of Greek Mythology fate does not just happen. The gods engineer fate and they interfere to make things happen that might not otherwise have happened. Since the players do not always know of the gods' involvement, things may actually appear to be fate but in reality be engineered happenings. Sometimes what they gods make happen is for the best of the person or people involved, but other times the gods just want to watch the mortals struggle and see how they get themselves out of certain situations. In The Odyssey, it is clear that Zeus is just sitting back watching things unfold. It is only after Zeus' daughter Athena involves herself, when Odysseus begins his journey home.
Free will on the other hand is not engineered. It speaks to the concept of having full authority over one's aspirations and ultimate direction. The key there is "ultimate." The gods can make up the plan and choose the