Maarva's speech hits so hard because it's a confession before it's a call to action. She doesn't stand up and say "fight back" . she stands up and says "I was a coward for decades and I'm ashamed of it." Then she says fight back. A great piece of writing without any doubt .
What Tony Gilroy constructed here operates on a level most cinema never reaches. Luthen isn't addressing Cassian , he's addressing the void
He's describing what it costs to actually mean it. No hero speech. No music swell. Just a man listing everything he burned so the fire could keep going.
Stellan Skarsgard doesn't perform it. He inhabits the exhaustion of it.
The speech occurs in the aftermath of the Ghorman Massacre, where Mon Mothma addresses the Imperial Senate, condemning the loss of objective reality and directly accusing Emperor Palpatine of committing genocide.
Season 2, Episode 9 - "Welcome to the Rebellion"