The purpose of the descent as universally exemplified in the myth of the hero is to show that only in the region of danger (watery abyss, cavern, forest, island, castle, etc.) can one find the "treasure hard to attain"
— Carl Gustav Jung
The danger is not incidental to the finding. Jung is precise here: the treasure is not simply hidden in a difficult place, requiring courage as the price of admission. The region of danger *is* the condition of the treasure's existence. Change the location — drain the abyss, clear the forest, raze the castle — and there is nothing left to find. This is why every shortcut fails not because the seeker lacks persistence but because the shortcut routes around the very geography that makes the thing real.
What the hero myths keep encoding is something the spiritual traditions keep trying to reverse: that value is produced by descent, not by ascent. The light at the top of the mountain is not the same treasure as what waits at the bottom of the abyss, and the difference is not aesthetic. Ascent offers relief from the region of danger; descent requires remaining in it long enough for something to consolidate. The soul that has been promised it can have the treasure without the watery dark has been given the most plausible lie available — plausible because relief is real, because the ascent works, because pneuma genuinely lifts. What it does not do is find what is down there.
Carl Gustav Jung·Psychology and Alchemy·1944