In other words.
Traveling through the Spirit Realm allows for spatial jumps.
Traveling through the river of time enables cosmic jumps.
Back in the day, when the Dream Clan was at its strongest, they could perform short-distance jumps between planets throughout the entire Solar System via the spatial nodes of the Spirit Realm.
Their strongest was a Sixth Rank Dream Master.
This is also the content that Brian is most interested in.
..
After living for so many years and being from a race with strong Spirit, how could it not see where Brian's interests lie?
The topic shifted, focusing on the divisions of the Transcendent:
"Fourth Rank Life essentially has the ability to traverse the universe.
