Method: digest the potion. The Otherworldly must behave as prescribed by their stage, until the power becomes part of themselves. Until the potion is digested, the bearer is vulnerable: the power is already there, but there is no control over it yet.
The roles of the road path: The Student learns and accompanies, The Astrologer reads the sky and finds direction by it, The Traveler does not stay in one place longer than necessary.
The method long remained the knowledge of the few: the church hierarchs were in no hurry to reveal it, and many Otherworldly ascended blindly, paying for it with their sanity.