The split Hillman is naming here is not a split between youth and age as stages of life — it is a tear within a single archetype, and that tear is what produces everything that deserves to be called tyrannical in old men, in institutions, in the accumulated weight of tradition pressing down on what is new. The negative senex is not old; it is puer cut off from its own depth. Saturn without his son is the planet of cold, of rigidity, of time that accumulates rather than ripens — chronology without meaning, authority without generativity. What looks like wisdom from outside reveals itself, under pressure, as a refusal of the very vulnerability that the youthful spirit carries.

The positive senex — what we call wisdom, the old wise man, the guide — is not a different type of person. It is the puer who did not abandon his own openness in the passage toward age, who let the two poles of the archetype stay in conversation rather than purging one for the comfort of the other. This is the psychological precision that matters: the unity Hillman points to is not a balance between opposites but a refusal to split them. When the split happens, what you get is not a failed wisdom but something actively hostile to the soul's unfinished business.