LEIA: The more you tighten your grip, Tarkin, the more star systems will slip through your fingers.
TARKIN: Not after we demonstrate the power of this station. In a way, you have determined the choice of the planet that'll be destroyed first. Since you are reluctant to provide us with the location of the Rebel base, I have chosen to test this station's destructive power on your home planet of Alderaan.
LEIA: No! Alderaan is peaceful. We have no weapons. You can't possibly...
TARKIN: You would prefer another target? A military target? Then name the system!