[As Vakama goes on, Raven drops his gaze to the ground and closes his eyes.]

Ya had ta leave 'em behind fer a fightin' chance at livin' another day, otherwise there'd be no hope at all.

Can't say I blame ya fer feelin' guilty about it.

[There's a reason why he resonated with it.]

"Great Barrier", huh? [He remembers the wall, but...] Was it supposed ta prevent something like that guy from gettin' in?