Snape looked horrified. 'You have kept him alive so that he can die at the right moment?''Don't look shocked, Severus. How many men and women have you watched die?''Lately, only those whom I could not save', said Snape.

Potter is mocked by a faculty member for the idea that there is evil in the world from which even children need to learn to defend themselves by the actual practice of doing so rather than familiarity with theory.

Both [Satan and Melkor/Morgoth] are loud in their defiance, claiming that they would "rather rule in hell than serve in heaven". One might have admired these rebel angels if one believed their defiance was in the name of liberty- however, both lied. Their rebellions were only provoked by envy and the usurpers' wishes to take the perceived tyrants' place. Never were two more natural tyrants than Morgoth and Satan.

It was important, Dumbledore said, to fight, and fight again, and keep fighting, for only then could evil be kept at bay, though never quite eradicated. . . .

I know [Umbridge] by reputation and I'm sure she's no Death Eater-""She's foul enough to be one...""Yes, but the world isn't split into good people and Death Eaters.

It is impossible to manufacture or imitate love.