Severus Snape wasn't yours," said Harry. "Snape was Dumbledores, Dumbledores from the moment you started hunting down my mother.
J. K. RowlingMy Head of House said I lacked certain necessary qualities...like the ability to behave myself.
J. K. RowlingIt 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. . . .
J. K. Rowling