His priority did not seem to be to teach them what he knew, but rather to impress upon them that nothing, not even... knowledge, was foolproof.
J. K. RowlingAnd Percy was shaking his brother, and Ron was kneeling beside them, and Fred's eyes stared without seeing, the ghost of his last laugh still etched upon his face.
J. K. RowlingHe's a funny man, Dumbledore. I think he sort of wanted to give me a chance. I think he knows more or less everything that goes on here, you know. I reckon he had a pretty good idea we were going to try, and instead of stopping us, he just taught us enough to help. I don't think it was an accident he let me find out how the Mirror worked. It's almost like he thought I had the right to face Voldemort if I could.
J. K. RowlingSo then I thought, I'd like you to have something to remember me by, you know, if you ever meet some veela when you're off doing whatever you're doing.' I think dating opportunities are going to be pretty thin on the ground, to be honest.' There's a silver lining I've been looking for,' she whispered, and then she was kissing him as she never kissed him before, and Harry was kissing her back, and it was a blissful oblivion, better than firewhiskey; she was the only real thing in the world, Ginny, the feel of her, one hand on her back, the other in her long sweet-smelling hair.
J. K. Rowling