What metaphors are used in The Last Temptation of Christ by Nikos Kazantzakis?

The highly metaphorical nature of the dream scenes also takes some getting used to; fortunately, Kazantzakis uses traditional images (for example, the spirit represented as a bird) to make his points. The jar to one's sensibilities comes once again, though, when one discovers that images of God and those of the devil are the same.