he tried to explain that he couldn't explain

“Palavras são, na minha nada humilde opinião, nossa inesgotável fonte de magia. …”

“Look, why don't you go talk to Ron about all this?" Harry asked."Well, I would,…”

“We let off a Dungbomb in the corridor and it upset him for some reason—" "So he…”

“I'm dying!" Malfoy yelled, as the class panicked. "I'm dying, look at me! It's …”