In the 1995 movie, Sara's speech to Minchin- " I am a princess. All girls are. Even if they live in tiny old attics. Even if they dress in rags, even if they aren't pretty, or smart, or young. They're still princesses. All of us."
Also in the 1995, how Sara get back at Lavinia- a proper mind screw by having her believe that she is cursed.
Sara's father remembering who he is, who Sara is, running out into the rain as the music swells, and just bellowing, " SARA! "