Here's a few pithy NPC sayings to get the ball rolling:
"She died a hero of the Empire/Federation/Alliance/[Insert Minor Faction Name Here] but her passing has brought the whole family together like never before".
"He was a pirate and criminal. I'm glad he's dead. If the Federation hadn't killed him I would have".
"Let's confine these losers' corpses to the nearest star and get the hell out of here!"
"She died a hero of the Empire/Federation/Alliance/[Insert Minor Faction Name Here] but her passing has brought the whole family together like never before".
"He was a pirate and criminal. I'm glad he's dead. If the Federation hadn't killed him I would have".
"Let's confine these losers' corpses to the nearest star and get the hell out of here!"