J. K. Rowling Mad Quotations

At that moment, Harry fully understood for the first time why people said Dumbledore was the only wizard Voldemort had ever feared. The look upon Dumbledore's face as he stared down at the unconscious form of Mad-Eye moody was more terrible than Harry could have ever imagined. There was no benign smile upon Dumbledore's face, no twinkle in the eyes behind the spectacles. There was cold fury in every line of the ancient face; a sense of power radiated from Dumbledore as though he were giving off burning heat.

I was very low and I had to achieve something. Without the challenge, I would have gone stark raving mad.

Listeners, that brings us to the end of another Potterwatch. We don’t know when it will be possible to broadcast again, but you can be sure we shall be back. Keep twiddling those dials: the next password will be ‘Mad-Eye.’ Keep each other safe. Keep faith. Good night.

So light a fire!" Harry choked. "Yes...of course...but there's no wood!" ... "HAVE YOU GONE MAD!" Ron bellowed. "ARE YOU A WITCH OR NOT!

Do you—do you think I want to—do you think I give a—I DON'T CARE WHAT YOU HAVE TO SAY!" Harry roared. "You will," said Dumbledore sadly. "Because you are not nearly as mad at me as you ought to be. If you are to attack me, as I know you are close to doing, I would like to have thoroughly earned it.

Even You-Know-Who can't split himself into seven.

They don’t need walls and water to keep the prisoners in, not when they’re trapped inside their own heads, incapable of a single cheerful thought. Most go mad within weeks - Lupin

Daddy's gone mad, hasn't he?