"I can see where they're both 'coming from.'" The quotation marks in the sentence aren't mocking, but they are audible, falling into place with the precision of a teacher who has rejected the idea of being a cool teacher for decades. "His father had had a year of his life stolen, had had his heart stolen, a year of unnatural energy, affection, and commitment for someone he had never even previously known. This by magic, which he had never supposed to exist, by a witch, and muggles do not understand the word as we do. He had had, as it happens, his chances of culminating a previous and natural affection joyfully stolen, as well. It could be argued that in merely putting the sorceress and her demon spawn from him and severing any connection with them, he was taking reasonable and, actually, rather restrained measures to protect himself. Many would have killed her, from outrage and to protect both themselves and others from future bewitchments by a powerful person of no morals or judgement." He shrugs. "As for the Dark Lord, he didn't care that his father had abandoned him until he found out his wizarding non-status. In fact, he thought his wizard father had been quite right to use and discard a muggle woman, and would accept him readily on finding that he wasn't a squib."
"Over the years," he explains.
"That is the reason for a love potion. Some who are unloved and wish it were otherwise can become quite desperate. I'm not arguing for them, mind. But it's not for no reason that they exercise a powerful and often positive grip on the imagination."
"For Poppy; she doses the students' juice with it whenever she can get it."