Worm-holes for us to enter –which is easy, as we are not our bodies– then nothing less than an air-born eagle when we have imbibed the wisdom.

The cave in the cliff Hnitbjörg (hnit-björg) is within.
There is nothing out there.

If we want the wisdom, we should nýsa niður (transcend thought and space-time).
Nothing in Miðgarður is easier than taking a trip to Gunnlöð to enjoy her hospitality.

All is within, no obstacle whatsoever, from me to me.
Our forefathers’ symbolic language is so mesmerizingly entertaining.