Levels the 4 powers
In the gnostic astral journey we are taught there is 4 powers of matter over the soul including wrathful wisdom. Here are the wrathful wisdom aspects.
Foolish wisdom of the flesh
(Gospel of Mary)
They all belong to the universe (waking and dreaming), which is temporal.
Therefore they are not an obstruction at all.
THERE ARE NO OBSTRUCTIONS just wrong knowledge.