Obstacles (antray) are indeed due to desires. As desires keep on decreasing, so do the obstructions (antray) keep on getting destroyed. Then, everything is acquired (at that stage).

It might behoove us to realize that isolation is the absence of all the senseless clutter, and all the incessant racket that would keep God from having ample room to show up and sufficient silence to be heard. Therefore, isolation may actually be the place where we are least isolated.