Ultimately Nature sets all the developmental stages this life and beyond.

In the animal kingdom, they follow through without concern.

As humans, our sense of civilization or organization implies that we mark such transition(s). But indeed that can be achieved in different ways. A sound pep talk as to responsibilities towards self, life and living, can be of assistance.

In my dream rite, I will be shown to raise the life force and explained the implication of its character towards the core self. But that also happens.