Aeschylus' Prometheus Bound expresses the ambiguity of fate through its protagonist, Prometheus, and the abuse of his foresight. Despite having been confined and tortured on a mountaintop, Prometheus reassures himself adamantly that he will be freed. As Prometheus suffers, he says it will be "utterly appeased", which prophesies that Zeus will have to forcibly reconcile with Prometheus. This also proves that Prometheus is tireless in his efforts to meet challenges. Zeus mistakes Prometheus's intelligence for pride, and so he plans to keep him chained for eternity. When Prometheus says, "Fate...ends all things," the implication is that knowing destiny and how it is defined is torture in itself, and that even Zeus himself cannot change it. Prometheus is aware of what is going to happen, but he is required to do nothing. After being humiliated by Zeus, Prometheus reflects motifs such as the inevitability of fate, the tyranny of Zeus, and the friendship of the Chorus. Prometheus claims to have been very useful to man before the events of the play. For Zeus however, the act of stealing fire...