he tried to explain that he couldn't explain

“There. Maybe if you're lucky, you'll get a scar! That's what you want, isn't it?”

“Hogwarts was the first and best home he had known. He and Voldemort and Snape, …”

“I like a quiet life, you know me.”

“But how do we prove it?” said Harry darkly. “There might be a way,” said Hermio…”